Respuesta :

Answer:

the answer is x= -40/9

Step-by-step explanation:

8(2x+5)=3x+4x

16x+40=3x+4x

16x+40=7x

16x=7x-40

16x-7x=40

9x=-40

x= -40/9

bell133221

Answer: x=-40/9

Step-by-step explanation: 1. Distribute:16x+40=3x+4x

2.Combine like terms:16x+40=7x

3.Subtract40from both sides of the equation:16x+40-40=7x-40

4.Simplify1 6x=7x-40

5.Subtract7x   from both sides of the equation:1 6x-7x=7x-40-7x

6.Solution:x=-40/9