Is (3,9) a solution to this system of equations?
6x - 20y = -16
7x - 3y = -6

Answers

Answer 1

Answer: no. it doesn’t match for the first one but it does for the second.

Step-by-step explanation:


Related Questions

If 60 people were surveyed, how many of them would chose an SUV as their preferred vehicle?

60

57

36

39

Answers

Answer:

39

Step-by-step explanation:

the price of a pair of shoes increases from $50 to $64. What is the percent increase. Please Help, god bless

Answers

Answer:

Step 1: Calculate the change by subtracting old cost ($50) from the new cost ($64)

Step 2: Divide that change by the old cost ($50).  You will get a decimal number

Step 3: Convert the decimal number to a percentage by multiplying by 100%

Step-by-step explanation:

Try this first

O MODULE 1: EXPRESSIONS AND EQUATIONS
Distributive property: Integer coefficients
Use the distributive property to remove the parentheses.
(-6+x+3y)(-6)
DO
X Х
?

Answers

Answer:

First, multiply the 5 by each of the terms inside the parentheses. Next, simplify each part of the expression and then add. The answer is 5(2+3)=25. The distributive property also works if there is subtraction inside the parentheses

Step-by-step explanation:

What is ____ of the x-intercept is
The
always zero.


A . X-coordinate
B. Y-coordinate

Answers

The answer is b. Y-coordinate.
I just looked it up.

The x-intercept is Y-coordinate always zero which is the correct answer that would be an option (B).

What is a graph?

A graph can be defined as a pictorial representation or a diagram that represents data or values.

What is x-Intercept?

The x-intercept is defined as an intercept that is located at the x-axis of the plane, is the location or coordinate from where the line crosses

The general form of the linear equation, where m and b are constants, is written as y = mx + b. . As a result, the value of the y-coordinate in the corresponding linear equation will always be zero when it crosses the x-axis.

The y-coordinate for the x-intercept and the x-coordinate for the y-intercept are both zero. Another name for the x-intercept is the horizontal intercept.

Therefore, the x-intercept is Y-coordinate always zero which is the correct answer that would be an option (B).

Learn more about the x-intercept here:

https://brainly.com/question/14180189

#SPJ6

Drag the tiles to the correct boxes to complete the pairs.
Match each division expression to its quotient,

Answers

Answer:

1/3, 1, 3/25, 1/2, 36/49

Step-by-step explanation:

When dividing fractions you flip the second fraction and multiply across

Answer:

1 = 1/3 2 = 1  3 = 3/25 4 = 1/2 5 = 36/49

Step-by-step explanation:

4² - 3 + 7
pemdas please ​

Answers

Answer:

20

Step-by-step explanation:

4^2= 16

16+7=23

23-3=20

Answer: 6

Step-by-step explanation:

4^2 - 3 +7

16 - 3 +7

16 - 10

6

The amount of money Karen will have in her savings account after 15 weeks can be determined using the expression below:
d + 15x
where d represents the dollar amount currently in the account, and x represents the dollar amount Karen will add to the account each week.
If Karen currently has $20 in the account and adds $3 to it each week, how much should Karen have in the account after 15 weeks?
A)S38
B) $65
C) S105
D) $303


Answers

Karen would have B - $65 in her account after 15 weeks.

3x15 = 45
45+20 = 65

HELP ASAP!! MARKING BRAINLIEST!!! WORTH 10 POINTS FIRST PERSON TO ANSER CORRECTLY GETS BRAINLIEST!!!!

Which expression represents a positive number?
A.) -3/4 divided by 2/3
B.) 3/4 divided by (-2/3)
C.) -2/3 divided by 3/4
D.) -3/4 divided by (-2/3)

Answers

Answer:

its d

Step-by-step explanation:

2 negs make a pos

the product of two number is 42.they are two consecutive numbers. the two numbers are both less than 10. what is the answer?​

Answers

Answer:

6 and 7

Step-by-step explanation:

You first want to find the factors of 42. They are:

1,2,3,6,7,14,21,42

The factor pairs are:

1 & 422&213&146&7

The only factor pair with consecutive numbers is 6 and 7. They are both less than 10 as well, so 6 and 7 works.

Can someone help me will give brainliest thanks (:

Answers

First set it up as an inequality using x and y as the amount of coins

10x + 20y = 690

Now get x by itself on one side by subtracting y

10x = 690 - 20y

Divide by 10 on both sides

X = 69 - 2y

Now plug this value for x into a separate equation just showing the amount of coins
(X+y=45)

69 - 2y + y = 45

Now solve for y

69 - y = 45

-y = -24

Y = 24

Now plug this y value into the same equation to solve for x

X + 24 = 45

X = 21

To check this work add both values into the original equation and solve

10(21) + 20(24) = 690

210 + 480 = 690

690 = 690

Answer:

$10 coins: 21

$20 coins: 24

Step-by-step explanation:

So we can create 2 equations where

x = number of $10 coins

y = number of $20 coins:

x + y = 45

10x + 20y = 690

we can move equation 1 around so that we can get a value of x

x = 45 - y

now we can substitute x into the second equation

10(45 - y) + 20y = 690

450 - 10y + 20y = 690

10y = 240

y = 24

Now plug in y back into the first equation

x = 45 - y

x = 45 - 24

x = 21

54 is 45% of _______________. fill in the blank

Answers

Answer:

Your answer is 120% of 45

Step-by-step explanation:

A $450 washing machine is on sale for 15% off.
What is the discount?


What is the sale price?


What is the total price including the 7% sales tax

Answers

Answer:

67.5=discount

382.5= Sale Price

Total=409.27

Step-by-step explanation:

450/100=4.5

4.5*15=67.5

67.5=discount

450-67.5

382.5= Sale Price

382.5(1.07)

Total=409.275

A leaking pond loses 12 gallon of water in 23 hours How many gallons of water will it lose in 31 hours

Answers

Answer:

The volume of water the pond will lose in 31 hours is 17.71 gallons.

Step-by-step explanation:

Given;

Rate of water leakage, R =  12 gallon of water in 23 hours

[tex]R = \frac{12 \ gallons}{23 \ hours}[/tex]

In 31 hours the volume of water leaked is calculated as;

[tex]V = \frac{12 \ gallons}{21 \ hours} \times 31 \ hours\\\\V = 17.71 \ gallons[/tex]

Therefore, the volume of water the pond will lose in 31 hours is 17.71 gallons.

A line graph does NOT:
a.
show trends clearly
c.
use percentages to display data
b.
allow viewers to make predictions about data
d.
show specific values of data

Answers

Answer:

show trends clearly. that's the answer

Find the missing exponent

Answers

the missing exponent is 22

Answer:

the missing exponet is 72

Step-by-step explanation:

you do that because you do 18 times 4

If James randomly chooses his ride in the morning and in the evening, what is the probability that he'll take the same mode of transportation twice?

Answers

Answer:

10.89 percent chance

Step-by-step explanation:

if there are 3 choices that means he has a 33 percent chance to choose any ride

Answer:

1/3

Step-by-step explanation:

For the second quarter of 2015, Apple sold 61.0 million iPhones. This represented a year- over-year increase of 40%. What were the sales for iPhone for the same quarter in the previous year (rounded to the nearest 10,000)?

Answers

Answer:

It sold 43.57 iPhones for the same quarter in the previous year.

Step-by-step explanation:

It sold 61.0 million iPhone, which is an increase of 40% over the value of the previous year x.

This can be interpreted as:

61 million is 140% = 1.4 of the previous year amount, that is, x. So

[tex]1.4x = 61[/tex]

[tex]x = \frac{61}{1.4}[/tex]

[tex]x = 43.57[/tex]

It sold 43.57 iPhones for the same quarter in the previous year.

91 points need help now . Emanuel put 12 marbles on one pan
of a scale. On the other pan, he put
4 marbles, then he added 8 more
marbles to that side. Each of the-
marbles weighs 1 ound. Is the scale
balanced? Explain.

Answers

Answer: I believe the scale is balanced.

Step-by-step explanation: I stated that because since the other side of the scale contained 12 marbles that were 1 pound each that would be 12 pounds and then since 4+8=12 12 pounds of marbles were also put on the other side.

Which one is a cheaper buy, a 24-cm by 24-cmn pizza for

7350.00 or a 30-cin diameter circular pizza for the same price.

Explain.

Answers

Answer:

The circular pizza is cheaper because you pay less money for a unit area of the pizza

Step-by-step explanation:

Step one:

given data

The dimension of the square pizza is

24 X 24 cm

The area is

= 576cm^2

Also, the dimension of the circular pizza is

DIameter = 30cm

radius = 30/2 = 15cm

The area is

= πr^2

=3.142*15^2

=706.95cm^2

Step two:

let us find the cost per area of each of the shape of the pizzas

For the square pizza the cost per area is

= 7350/576

=$12.76 per area

For the circular pizza, the cost per area is

= 7350/706.95

=$10.40 per area

Evaluate the expression (3-2)2 (3.2) = 11​

Answers

I believe the answer is 6.4 = 11.

HELLPPPPPPPPPPP WILL GIVE BRAINLIEST YO CORRECT ANSWERRR

Answers

Answer: AS you can see Triangel A' B' C' has been dilated. You can see this is because it is still a tringle but its been made smaller. it has also has been reflected accross the y axis and then reflected accros the x asis

Step-by-step explanation:

Is zero a positive or negative number?

Answers

Answer:

Zero is a neutral number.

Because zero is neither positive nor negative.

Find the value of x in the triangle shown

Answers

Answer:

5

Step-by-step explanation:

you need to use the Pythagorean theorem

a^2+b^2=c^2

a&b=sides

c=hypotonuse

plug the side values into the equation

4^2+3^2=c^2

16+9=c^2

25=c^2

you have to square root 25 to find c itself

c=5

Answer : would be 5

Because a triangle that has a sequence of the number 3 & 4, or 3 & 5, or 4 & 5 will always consider of the number 3,4 and 5.

Also if te triangle did consist of different numbers the Pythagorean theorem ( a^2 + b^2 = c^2 ) can be use.

So in this case it’ll be 3^2 + 4^2 = c^2

9 + 16 = c^2

25 = c^ 2

Then we square root both sides and the answe will be : 5 = c

PLEASE SOMEONE HELP ME SOLVE THIS!!!

Answers

I think the answer is 13 because you have to keep adding 3 to the previous answer

Find the value of each variable. What are x and y ?

Answers

Answer:

Step-by-step explanation:

since 105 + z is a straight line we know it equals 180 so we can use this equation

180 = 105 + z

simplify

75 = z

the since we know that all quadrilaterals equal 360 degrees we can add our two given number and z then subtract from 360:

102 + 85 + 75

= 262

now subtract

360 - 262

= 98

y = 98

hope this helps <3

Z=75°
Y=98°

Hope that helps, please give brainliest!!

PLS HELP ME FIND THE MEASURE OF THE ANGLE TY I APPRECIATE YOUR TIME& HELP <333

Answers

Answer:

I think its 90 degrees.

Step-by-step explanation:

Its a right angle

Answer:

180

Step-by-step explanation:

52 + 90 = 142

180-142=38

YXZ =180

(I'm going off based on what I was taught)

correct answer only!!!

Answers

Answer:

yea I'm not sure but maybe 40

When flipping a coin once and rolling a six-sided die,

what is the probability of the coin landing on heads and rolling a multiple of three?​

Answers

Answer:

Explanation: When you flip a coin there are two possible outcomes (heads or tails) and when you roll a die there are six outcomes(1 to 6). Putting these together means you have a total of 2×6=12 outcomes.

A rental car company charges $75 per day to rent a car and $0.05 for every mile driven. Serenity wants to rent a car, knowing that:
She plans to drive 500 miles.
She has at most $340 to spend.

Write and solve an inequality which can be used to determine
x
x, the number of days Serenity can afford to rent while staying within her budget.

Answers

Answer:

Inequality:75x+25_<340

x<_4.2

Step-by-step explanation:

The other guy seemed like a butt. Its okay sometimes we miss something in class and need help. THATS OKAY! Welp hoped this helped. I got this straight from delta so this IS correct. lol no butts its correct!! Hope this helped! ^_~

What is the answer to this specific question please and thank you

Answers

I can’t see the question (picture is blurry)
Maybe try taking a better picture and posting it
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