Decide if the following equation is always true or never true.

x - 3 = 2x - 3 - x

ALWAYS TRUE
NEVER TRUE

Answers

Answer 1

Answer:

always true because 2x - x = x

Answer 2

Answer:

Always true

Step-by-step explanation:

Simplify it:

[tex]x-3=2x-3-x\\x-3=x-3\\x=x\\0=0[/tex]


Related Questions

Which represents the solution set of 5(x+5) <35?
X<12
X>12
X<16
X>16


Answers

Answer:

I got x<2 but that's not an option

Step-by-step explanation:

5(x+5) <35

5x+25<35

5x<10

x<2

I REALLY NEED HELP

find the area of the composite figure

Pleassssessee help me

Answers

Answer:

The area of the triangle is 70.805 ft squared

Step-by-step explanation:

Maria has two routes, E and W, she can take when commuting to work. Both routes go through a railroad crossing, and sometimes she needs to stop at the crossing to allow trains to pass. She claims that the proportion of times she needs to stop when taking route E is different from the proportion of times she needs to stop when taking route W. She conducted the following hypothesis test at the significance level of α=0.10.

H0: pE=pW
Ha: pE≠pW
In the hypotheses, pE represents the proportion of times she needs to stop at the crossing when using route E, and pW represents the proportion of times she needs to stop at the crossing when using route W.

All conditions for inference were met, and the resulting p-value was 0.37. Which of the following is the correct decision for the test?


The p -value is less than alpha , and the null hypothesis is rejected. There is convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is different for the different routes.

The p -value is greater than alpha , and the null hypothesis is not rejected. There is convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is the same for the different routes.

The p -value is greater than alpha , and the null hypothesis is rejected. There is not convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is different for the different routes.

The p -value is greater than alpha , and the null hypothesis is not rejected. There is not convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is different for the different routes.

The p-value is greater than α, and the null hypothesis is rejected. There is convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is different for the different routes.

Answers

Answer:

The p-value is greater than α , and the null hypothesis is not rejected. There is not convincing evidence to support the claim that the proportion of times she needs to stop at the crossing is different for the different routes.

Step-by-step explanation:

The claim is not supported. Since 0.37>0.10, the null hypothesis is not rejected. There is not convincing statistical evidence that the proportion of times she needs to stop at the crossing is different for the different routes.

who ever answers this first gets brainly

Answers

Answer: A

im sure

Step-by-step explanation:

Answer:

The answer is D

Step-by-step explanation:

C = πd

hope this helps xx

Please help answer correctly !!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!

Answers

Well.. the equation for the interior angles of a polygon is 180(n-2). So it could possibly be 180.


Hope I could help.

HELPPP PLSSSS IM FAILING MATHHHH PLSSS :(((

Answers

17 meters hhfgdfyjgfyuvfuhxfgcfg

Gloria typed a 36 -page document, in which she made 54 errors. Which statement describes the ratio of the number of pages to the number of errors?

A. For every 2 pages there are 3 errors.
B. For every 2 pages there are 5 errors.
C. For every 3 pages there are 2 errors.
D. For every 3 pages there are 5 errors.

PLEASE HELP MEEE!!!!!!

Answers

Answer:

its C

Step-by-step explanation:

You need to practice ratios u bih, stop cheating on questions u benchod

The triangles below are similar.

Which statement about the triangles is true?

Answers

In pretty sure it is F

Write the equation of the line that passes through the point (5, 6) and a slope of -2

Answers

Answer:

y = -2x + 16

Step-by-step explanation:

So first you plug in the values you know into the slop int. form, equation, in which it is y = mx +b. When you plug in the slope value then you will get the equation of y = -2x +b, in which then you have to solve for the b value.

In order to solve for the b value, you then plug in the x and y values of the coordinate that is given so what you would do is this:  6 = -2(5) +b

                                                                                               6 = -10 +b

                                                                                                16 = b

So then you find out b is 16 in which you just plug back into the equation. So finally you write the equation, y = -2x+16.

Multiple Choice
A car travels 172 miles using 7 gallons of gas. At that rate, how far can the car travel using 42 gallons of gas?
A. 1,032 miles
B. 1,548 miles
C. 1,204 miles
D. 1,376 miles

Answers

I think the answer is A tell me if I am wrong.

Find the volume of the cylinder. Use 3.14 for pi. Round your answer to the nearest tenth.

Answers

Answer:

The formula for the volume of a cylinder is V=Bh (where B is the base) or V=πr2h . The radius of the cylinder is 9 ft and the height is 6 ft. Substitute 9 for r and 6 for h in the formula V=πr2h = (3.14) (9) (2) (6) =339.12

Step-by-step explanation:

Now C=339.12 round to the nearest tenth is 339.1

What is the value of x that makes this figure correct? *

Answers

Answer:

27

Step-by-step explanation:

2x+3x+45=180

5x=135

x=27

- 1 greater than or equal to x, and - 9 is less than x

Answers

Answer:

−1⩾x>9

Step-by-step explanation:

9 less than x simply means x is greater than 9

[tex] - 1 \geqslant x > 9[/tex]

The test will cover 120 pages in his textbook. He has read only 36 pages. If he plans to read an equal amount every day of the week to finish the 120 pages, how much must read each day?

Answers

Answer:

He must read each day=12 pages

Step-by-step explanation:

We are given that

Total number of pages in textbook=120

He has read number of pages=36

Number of days in a week=7

We have to find the number of pages read each day to finish 120 pages in a week.

Number of pages remaining for reading=120-36

Number of pages remaining for reading=84

Now,

Number of pages read each day=[tex]\frac{84}{7}[/tex]

Number of pages read each day=12

Hence, he must read each day=12 pages

Each of the letters of the word MISSISSIPPI are written on separate pieces of paper that are then folded, put in a hat, and mixed thoroughly. One piece of paper is chosen (without looking) from the hat. What is the probability it is an I? *
2/5
1/3
4/11
1/4​

Answers

Answer: 4/11

Step-by-step explanation

please help!

explain and correct the error in this calculation

Answers

2/5/3/8= 56 djnefiiwnd
2.3/5.8 = 1.3/5.4 = 3/20

If the measure of AngleB is 40°, what measures can AngleA and AngleC be? Select the three correct answers. 20° and 30° 30° and 110° 55° and 85° 60° and 90° 70° and 70°

Answers

Answer:

30° and 110°

55° and 85°

70°and 70°

Step-by-step explanation:

Given that :

Angle B = 40°

Sum of angles in a triangle :

Angle (A + B + C) = 180°

A + 40 + B = 180

A + C = 180 - 40

A + C = 140°

From the Given options ;

The sun of the Angles Given must add up to 140°

Hence,

30° and 110° = 140°

55° and 85° = 140°

70°and 70° = 140

First determine the integers the x-coordinate and the y-coordinate are between. Then look at each to decide which integer the x- or y-value is closer to, and approximate the coordinate value to the tenths place.

Answers

Answer:

whats the question here

Step-by-step explanation:

Answer:

The 2nd and 4th one

Step-by-step

Which of these is a trinomial?
O A. x + 2y2 - 7
B. 5xy
C. 2x3 - 7y3
D. 2x - 7

Answers

Answer is Opition A

That is x + 2y2 - 7

Hope it is useful

Answer:

x + 2y2 - 7

Step-by-step explanation:

Ape-x

Carlos is going to rent a truck for one day. There are two companies he can choose from, and they have the following prices
Company A has no initial fee but charges 90 cents for every mile driven
Company B charges an initial fee of $55 and an additional 00 cents for every mile driven
For what mileages will company A charge more than Company B?
Usem for the number of miles driven, and solve your inequality for m

Answers

Answer:

If it rides 5 miles it woul be 4.5 dollars but the other one would be 55$ dollars for just 5 miles.

Step-by-step explanation:

find the missing side length lol help

Answers

the missing side length is 45.5
The answer is whatever someone said above me

Solve for
2x - 5 = 6
a. X= %
b. X = 11/2
C. X = 9
d. X = 6
Do u divide by 6

Answers

it would be B. add 5 to both sides, then it would be 2x=11. then divide by 2 to both sides. the most simplified answer is 11/2 i’m pretty sure.

Answer:

x=11/2

Step-by-step explanation:

п
What is the value of p in the proportion below?
20
Б
20
р
12
2
10
Оооо
40
72

Answers

Answer:

p = 40

Step-by-step explanation:

20/6 = p/12

20 × 12 = 6 × p

240 = 6p

p = 240/6

p = 40

Need help solving for x...with the steps please

3(x+3)=-2(2x-1)

Answers

Distribute
3(x+3) = -2(2x-1)
3x+9 = -4x+2

Collect like terms
3x+4x = 2-9

7x = -7
x = -1

Identify the relationship in each figure according to the following descriptions

Answers

Answer:

yes

Step-by-step explanation:

la verdad no te entiendo nose porque me salen las preguntas en inglés HAHA perdón:(

complementary, adjacent, supplementary, complementary

Need help Ivan starts with $150 and saves $5 each week. Uma has $45 and saves $20 each week. At what week will they both have the same amount of money? How much money will they each have?

Answers

Answer:

$185, 7 weeks,

Step-by-step explanation:

[tex]150 + 5x = 45 + 20x \\ 15x = 105 \\ x = 7[/tex]

Steve had 48 chocolates but decided to give 8 chocolates to each of his coworkers,
How many chocolates does Steve have left?
Wite your answer as an expression
chocolates

Answers

Answer:

48 - 8c

Step-by-step explanation:

let c be the number of coworkers

48 - 8c would be the expression because it starts with 48 and for every coworker 8 is subtracted.

Answer:

n = 48 - 8x

Step-by-step explanation:

n = how many chocolates Steve has left.

x = how many coworkers

1440 tons of grain where brough to a silo over two days. On the second day 80 percent of the amount of the amount of the grain delivered during teh first day where brought in. HOw many tons where delivered on teh first day

Answers

Answer:

Answer is 800

Step-by-step explanation:

if you do 1440=0.8t+t

1440=1.8t

800=t

so the first day is 800 tons and the second day is 640 tons

This is a re-post please help me

Answers

Answer:

10.p=135

11. y=170

12. w=180

13. r=23.5

14. d=0.33

15. r=0.57

16. b=13.5

17. c=1.96

18. d=48.76

Step-by-step explanation:

Find the value of angle b A: 46 B:24 C:134 D:66

Answers

Answer:

B

Step-by-step explanation:

Add 295 and 41 when you get the sum. Subtract it by 360 getting 24

Answer:

b 41 c 295. value of the angle

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