2(a-7)+20=3a-15-a

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Solution for 2(a-7)+20=3a-15-a equation: 



2(a-7)+20=3a-15-a

We move all terms to the left:

2(a-7)+20-(3a-15-a)=0

We add all the numbers together, and all the variables

2(a-7)-(2a-15)+20=0

We multiply parentheses

2a-(2a-15)-14+20=0

We get rid of parentheses

2a-2a+15-14+20=0

We add all the numbers together, and all the variables

21!=0

There is no solution for this equation

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