1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Amanda [17]
3 years ago
15

3x + x - 13 + 4x =12

Mathematics
2 answers:
GREYUIT [131]3 years ago
4 0
 <span>3x + x - 13 + 4 - 6x =12  

Combine like terms....

- 2x - 9 =12 

Add 9  to both sides....

-2x = 21

Divide both sides by -2 to get x by its self....

x = -21/2</span>
Hitman42 [59]3 years ago
4 0
Sorry about the sloppiness of the answer

You might be interested in
Please help with this slope equation math problem! Thank you!!
Andru [333]

Answer:

I think it will be 2/1

Step-by-step explanation:

Its positive I know that, but since the points go right two and up one that should be the slope if i'm not mistaken.

8 0
3 years ago
Read 2 more answers
Yo can anybody please help me with this math question please
Vlada [557]

Answer:

the answer should 60°

Step-by-step explanation:

if look at angle pq and rq the measure of the angle is 60° if u were to spin that angle to a u should get the same measurement

8 0
3 years ago
a taxi costs 3.00 for every mile traveled, to enter a cab the is an initial charge of 4.50. write an equation where t represents
vodomira [7]

Answer:

t = 4.50 + 3.00m

3 0
2 years ago
On a recent quiz, the class mean was 72 with a standard deviation of 4.2. Calculate the z-score (to 2 decimal places) for a pers
barxatty [35]

Answer:

The Z score of the person is -3.09.

Step-by-step explanation:

The standard normal deviate (Z) for a normal distribution is given by

Z=\frac{X-\bar{X}}{\sigma }

where,

X = the value of observation

\bar{X} is mean of the observations and

σ = standard deviation of the score

Applying values we get

Z=\frac{59-72}{4.2}=-3.09

5 0
4 years ago
Evaluate the expression if g+2, r+3, and t=11.<br> g+6t
Ivahew [28]

Answer:

I think you copied this wrong

Step-by-step explanation:

Most likely g = 2

Therefore (2) + 6(11)

2+66=68

5 0
3 years ago
Other questions:
  • The square root of a number is -18. what is the other square root?
    9·1 answer
  • 3w - 4w = 8 2w+ 3w =-6
    11·1 answer
  • Parallelogram ABCD is reflected over the y-axis, followed by a reflection over the x-axis, and then rotated 180 degrees about th
    10·1 answer
  • Help!!! <br><br> 2x+3=6 solve for x
    6·2 answers
  • The perimeter of a rectangle is P = 2w + 2L, where w is the width of the rectangle and L is the length of the rectangle. Rearran
    11·2 answers
  • In a fruit cocktail, for every 30 ml of orange juice you need 45 ml of apple juice and 25 ml of coconut milk. What proportion of
    6·1 answer
  • Sally has 15 quarts of milk. One quart is equal to 1 4 of a gallon. How many gallons of
    12·1 answer
  • The base of a ladder is 10 feet from the side of a building. The top of the ladder reaches a window that is 24 feet above the gr
    6·2 answers
  • Complete the equation: 43 in =ft .
    7·2 answers
  • Which of these functions have a domain of all real numbers?​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!