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

Which best describes the velocity of a rolling pen? 4 s2 4 cm/s 4 cm west 4 cm/s west
A stone is thrown vertically upwards from a height of 1.5m and lands on the ground 6s later. What was the magnitude of the initial velocity?
Solve this inequality
help meeeeeeeeee pleaseee !!!!!
PLS HELP ASAP WILL GIVE BRAINLIST
Describe at least one way that builders can mitigate the impact of human activity on Earth's water
Which two statements best show the conditions for black people in Indian territory after civil war
Graph the line that has an x-intercept at (3, 0) and a y-intercept at (0, 1). What is the slope of this line
What is the mass of 9.50 moles of magnesium chloride, MgCl2 ?'
Select the correct answer. What is the approximate value of this logarithmic expression? log5 18