Answer:
x=-3
Step-by-step explanation:
5x+7+3x=-8+3x
Combine like terms
8x+7 = 3x-8
Subtract 3x from each side
8x+7-3x = 3x-8-3x
5x+7 = -8
Subtract 7 from each side
5x+7-7 = -8-7
5x = -15
Divide each side by 5
5x/5 = -15/5
x = -3
