What is the coordinate of the solution for the following equations? y = 4x – 9 y = -3x + 12

Answers

Answer 1

Answer:

x = 60/17, y = 24/17

Step-by-step explanation:


Related Questions

1) Factorise fully 8y^3 - 6y

Answers

[tex]8y^3-6y\\2y(4y^2-3)[/tex]

Factor 2 out because both 8 and 6 can be divided by 2.

Factor y out because there are same y's in a polynomial.

Answer:

 2y (4y^2-3)

Step-by-step explanation:

8y^3 - 6y

Over here, we need to first look for the value they have in common

and u can identify that its "y". Now look for a no. that u can multiply both the no.s inside with. In this case, it two...but usually u need to pick the biggest value u can multiply both the no.s with.

So, now we need to put the common value outside the bracket-

2y (......)

2y * 4y^2 can give u 8y^3, therefore this will be the first value inside the bracket, the next value will be 2y*-3 coz it will give u -6y [Be careful of the signs].

So the ans would end up being-

2y (4y^2-3)

{u can comment if u have doubts :))}

Anyone know the answer

Answers

Answer:

Infinite solution

Step-by-step explanation:

if you use distribute property on  3(x-5), it will equal to 3x-15.

First do distributive property
3x - 15 = 3x - 15, true
You are correct. It’s infinite solutions

What is 93.6 divided by 30

Answers

Answer:

The correct answer is 3.12.

Step-by-step explanation:

93.6 ÷ 30 = 3.12

Therefore, the answer is 3.12.

Hope this helps! :D

someone please help??????

Answers

Answer:

[tex]a) x=15\\b) AD\ is\ not\ parallel\ tp BC[/tex]

Step-by-step explanation:

[tex]As\ we\ know\ that,\\Angle\ D=3x\\Angle\ A=2x\\Angle\ B=90\\Angle\ C=x\\The\ Angle\ Sum\ Property\ Of\ A\ Quadrilateral\ states\ that\ the\ sum\ of\ all\\ the\ interior\ angles\ of\ a\ quadrilateral\ is\ 180.\\Hence,\\ \angle D+ \angle A + \angle B + \angle C=360\\3x+2x+90+x=180\\3x+2x+x=180-90\\6x=90\\x=15\\Hence, x=15[/tex]

[tex]Hence,\\As\ Angle\ A\ and\ Angle\ B\ are\ co-interior\ angles, if\ they\ are\\ supplementary\ then\ AD \parallel BC.\ Lets\ check\ that\ out.\\Hence,\\Angle\ A=2x=2*15=30\\Angle\ B=90\ [Given]\\Hence,\\As\ 90+30\neq 180,\\Angle\ A +Angle\ B\neq 180\\Hence,\\As\ Angle\ A and\ Angle\ B\ are\ not\ supplementary, AD\ will\ not\ be\ parallel\ to\ CB.[/tex]

Please help due in less than 3 hours!!!!!!!! When Anne biked down the canyon, she averaged 30 miles per hour. At this rate, how long did it take her to bike 1 mile?

Answers

Answer:

2 min.

Step-by-step explanation:

1h is 60 min so divide 60 by 30 and you get 2

Answer:

It took Anne 1/30 of an hour to bike 1 mile.

Step-by-step explanation:

Unit Rate - 30 miles/ 1 hour

[tex]\frac{30 miles}{1 hour} = \frac{1 mile}{? hour}[/tex]

Based on the visual above, we need to find the proportion.

30 miles divided 30 equals to 1 mile.

What is 1 hour divided by 30? Remember: whatever is done to the numerator must be done to the denominator!

1 divided by 30 equals 1/30. Since the unit is hour, the answer is 1/30 of an hour.

sum of ab, a+b and b+ab is

Answers

Step-by-step explanation:

ab+a+b+b+ab

=2ab+a+2b

=a+2b+2ab

We can only add the same term numbers together.

hope it helps!

if a jigsaw puzzle is priced 17.00 but cost 17.68 at the register what is sales tax rate​

Answers

Answer:4%

Step-by-step explanation:

From the question, we are informed that a jigsaw puzzle is priced 17.00 but cost 17.68 at the register. This means that the sales tax is (17.68 - 17.00) = 0.68.

Therefore, the sales tax rate will be calculated as:

= (0.68 / 17.00) × 100

= 4%

The sales tax rate is 4%

What is the slope of the line represented by the equation y = 4/5x-3

Answers

Answer:

m = 4/5

General Formulas and Concepts:

Algebra I

Slope-Intercept Form: y = mx + b

m - slope b - y-intercept

Step-by-step explanation:

Step 1: Define Equation

y = 4/5x - 3

Step 2: Break Function

Identify Parts

Slope m = 4/5

y-intercept b = -3

the slope of the line is y=4/5 .

Pleaseeee helppppppppp

Answers

Answer:

C

Step-by-step explanation:

slope intercept form
through: (2, 4) and (1, -3)​

Answers

Answer: I attached a graph below, hope it helps.

Step-by-step explanation:

A line can be written in the form y = mx + b where m is the slope and b is the y intercept.

Since the slope is given as 4, the equation will be y = 4x + b

Plugging in the point (2,1) to the equation we get 1 = 4(2) + b or 1 = b + 8

Solving for b gives b = -7 so the equation will be y = 4x - 7

The ratio of boys to girl in a school is 5:7 if there are 600 students, how many girls are there

Answers

Answer:

350 girls

Step-by-step explanation:

So,

The secret to solving problems with ratios is to find the value of one unit.

5:7 = 12 units total

To find one unit, divide the total number of students by the total number of units.

600/12 = a

Simplify

50/1 = a

50 = a

The value of each unit is 50.

Now, multiply the units by the numbers in the ratio.

50(5) = b

250 = boys

50(7) = x

350 = x

There are 350 girls.

How can we rewrite 6 – (-5)

Answers

Answer:

6+5

Step-by-step explanation:

Answer:

6+5

Step-by-step explanation:

If you ever have two negative signs together, like here, you get a positive sign. Here we have 6-(-5), the minus sign and the -5 are next to each other, creating a positive sign or turning the -5 into positive 5. This chart might help:

Feel free to ask any questions

A group of workers can plant 8 1/4 acres in 5 1/2 days.
What is the unit rate in acres per day?

Write your answer as a fraction or a mixed number in simplest form.

Answers

Answer: 3/2 acre per day

Explanation:

8 1/4 = 33/4

5 1/2 = 11/2

Find the unit rate in acre per day:

(33/4) divide by (11/2)

33/4 x 2/11 = 3/2

simply (5^1/3)

A. 5^3
B. 1/5
C. 5
D. 5^9

Answers

Answer:

A

Step-by-step explanation:

Jayden drove 280 miles in 7 hours. On average, how fast did he drive, in miles per hour?

Answers

Answer:

23

Step-by-step explanation:

i honestly have no idea

The width of a rectangle is three more than twice the length. The perimeter is 96 inches. Find the length and the width.

Answers

Answer:

The length of the rectangle is 15 inches and the width is 33 inches

Step-by-step explanation:

The dimensions for the rectangle are as follows:

L=L and W=2L+3

The equation for perimeter of a rectangle is:

P=2l+2w

To Solve:

1. Plug values into perimeter equation

96=2(L)+2(2L+3)

2. Simplify the equation above.

96=2L+4L+6

3. Combine like terms:

96=6L+6

4. Solve for L by subtracting 6 from both sides:

90=6L

5. Solve for L by dividing both sides by 6:

15=L.

6. Plug 15 into the equation for the width:

2(15)+3=w

30+3=w.

5. = 3 + 4w, 3 is which of the following
a Constant
Dependent Variable
Independent Variable
Coefficient

Answers

Answer:

i think 5 is constant if

helppppppppppppppppppppppppppppp

Answers

Step-by-step explanation:

I think it might be 4 but i'm not sure

I can't figure out d - 11 ​

Answers

Answer: d = 17

Step-by-step explanation:

d - 11 = 6

So, by adding 11 to each side you'd get rid of the -11 on the left and isolate the variable

d = 17

d-11 would be d-11 there is nothing to combine

What is the equation of the line that has a slope of 3 and goes through the point (3, 4).

Answers

The answer is y=3x-5

You have to find b for this problem because the slope is given. To do that you have to substitute the point into the given equation which is y=3x

4=3(3)+b

Then multiply 3x3

4=9+b

Then subtract 9 on both sides to get b

-5=b

Then put the piece together to get y=3x-5 :)

Use the point-slope formula and then solve for y.

y - y_1 = m(x - x_1)

y_1 = 4

x_1 = 3

m = 3

y - 4 = 3(x - 3)

y - 4 = 3x - 9

y = 3x - 9 + 4

y = 3x - 5

Done.

Me ayudan por favor

Answers

Answer:

yo no se puerdon

Step-by-step explanation:

ABCD is a square. Ifm/ABD = (5x – 20)°, what is the value of x?
B
E
C

Answers

x=50

all four of a squares angles are 90°

90•3=270

270-20=250

250/5=50

x=50

For there are 48 apples and 60 bananas and 96 oranges each basket must contain the same number of each type of frut Search instead for there are 48 apppes and 60 banas and 96 onanges each basket must contain the same number of each type of frut

Answers

This question is incomplete

Complete Question

For there are 48 apples and 60 bananas and 96 oranges each basket must contain the same number of each type of fruit. Find the greatest number of baskets you can have

Answer:

The greatest number of baskets you can have is 12 baskets.

And each baskets would contain:

4 apples, 5 bananas and 8 oranges

Step-by-step explanation:

The factors of 48 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

The factors of 96 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96

Then the greatest common factor is 12.

Therefore, the greatest number of baskets you can have is 12 baskets.

Each baskets would have

For apples

48 apples

48 apples / 12 baskets = 4 apples per basket

For bananas

60 bananas

60 bananas/12 baskets = 5 bananas per basket

For Oranges

96 Oranges/ 12 baskets = 8 oranges per baskets

What is 75 percert 225
O 30
O 5725
O 75
O 162.75

Answers

Answer:

168.75

Step-by-step explanation:

75% × 225= 75/100 × 225

= 168.75

I'm sorry, I actually got 168.75 instead of 162.75. Maybe I'm mistaken. Please do check

What number am I thinking of from 1-10?
(will give brainliest to whoever gets it right!)​

Answers

Answer:1-2-3-4-5-6-7-8-9-10

Step-by-step explanation:

Achievement Unlocked:Cheat The System

The average typing speed of a stenographer is 100 words per minute. How many words would a stenographer type in 4⁄5 of a minute if typing at the average speed?

Answers

Answer:

The stenographer will type 80 words.

Pls help..............

Answers

Answer:

y = 12x + -10

Step-by-step explanation:

sorry if its wrong i tried

answer this please its for math :)

Answers

Answer:

bac

Step-by-step explanation:

Write an equation of the line that passes through (−6, 0) and (0, −24)

Answers

Answer:

y=4x+24

Step-by-step explanation:

1: find slope

[tex]\frac{0+24}{-6-0}[/tex]

[tex]\frac{24}{-6}[/tex]

4

2:plug into point-slope form

y-0=4(x+6)

y=4x+24

Answer:

y = -4x - 24

Step-by-step explanation:

slope = -4

solve each system of equation by elimination
{y=-x+1
{y= 4x-14

Answers

Answer:

(3, -2)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Equality Properties

Algebra I

Solving systems of equations using substitution/elimination

Step-by-step explanation:

Step 1: Define Systems

y = -x + 1

y = 4x - 14

Step 2: Rewrite Systems

y = 4x - 14

Multiply everything by -1:                    -y = -4x + 14

Step 3: Redefine Systems

y = -x + 1

-y = -4x + 14

Step 4: Solve for x

Elimination

Combine equations:                    0 = -5x + 15Isolate x term:                               -15 = -5xIsolate x:                                       3 = xRewrite:                                        x = 3

Step 5: Check

Define equation:                    y = -x + 1Substitute in x:                       y = -3 + 1Add:                                        y = -2
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