7 + 2(x - 3) + 5x
= 7 + 2x - 6 + 5x distributed 2 into x - 3
= 7 - 6 + 2x + 5x grouped like terms together
= 1 + 7x
You didn't provide an image of the steps but hopefully you can figure it out based on the information I provided.
9.5m questions
12.2m answers