tennisgirl13 tennisgirl13
  • 21-09-2017
  • Mathematics
contestada

Solve: 3x-15 over 2=4x

A. 11

B. 6

C. -3

D. -15

Respuesta :

Tiffani906241
Tiffani906241 Tiffani906241
  • 21-09-2017
C.-3
x=-3

3x-15/2=4x
multiply 2 on both sides
3x-15=8x
subtract 3x from both sides
-15=5x
divide 5 from both sides
-3=x
Answer Link
HermioneGranger919
HermioneGranger919 HermioneGranger919
  • 21-09-2017
Your answer is C) -3.

Here is my work:

3x-15/2=4x
=3x-15=8x
=-15=5x
=-3=x
Answer Link

Otras preguntas

How many levels of government are there in China?
How do you say 'fat pig' in German
What does IP stand for (as in IP address)? Also, what is overtype mode?
A penny, a nickel, a dime, and a quarter are tossed. What is the probability of obtaining at least one head on the tosses?
What Does "Born Secret" Mean?
Vitellium (Vi) has the following composition:Vi-188: 187.9122 amu; 10.861%Vi-191: 190.9047 amu; 12.428%Vi-193: 192.8938 amu; 76.711%Based on this data, what can
How many levels of government are there in China?
Find the second derivative for y=(x+2)/(x-3)
Why Is Idaho Called the Gem State?
Help please, What does "Happy-Go-Lucky" Mean?