7a-5a=2a-15

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Solution for 7a-5a=2a-15 equation: 



7a-5a=2a-15

We move all terms to the left:

7a-5a-(2a-15)=0

We add all the numbers together, and all the variables

2a-(2a-15)=0

We get rid of parentheses

2a-2a+15=0

We add all the numbers together, and all the variables

15!=0

There is no solution for this equation

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