Respuesta :

Answer:

x= 0

Step-by-step explanation:

distribute = 5x - 15 + 4x + 12 = 3x - 3

Add like terms (all of the x) = 9x + -3 = 3x - 3

Subtract 3x from both sides.

9x−3−3x=3x−3−3x

6x−3=−3

Step 3: Add 3 to both sides.

6x−3+3=−3+3

6x=0

Step 4: Divide both sides by 6.