You can
put this solution on YOUR website!7x-5-5x=15
First you want to combine like terms example of terms are 1x,2x,3x.
So, taking the 7x and add a - 5x to get 2x
It should know look like this
2x-5=15 add 5 to each side
2x=20 divide by 2 on each side.
x=10