3+5a=5(a+2)-7

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Solution for 3+5a=5(a+2)-7 equation: 



3+5a=5(a+2)-7

We move all terms to the left:

3+5a-(5(a+2)-7)=0



We calculate terms in parentheses: -(5(a+2)-7), so:

5(a+2)-7

We multiply parentheses

5a+10-7

We add all the numbers together, and all the variables

5a+3

Back to the equation:

-(5a+3)



We get rid of parentheses

5a-5a-3+3=0

We add all the numbers together, and all the variables

=0

a=0/1

a=0

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