10a-3=5(a+7)+3a

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Solution for 10a-3=5(a+7)+3a equation: 



10a-3=5(a+7)+3a

We move all terms to the left:

10a-3-(5(a+7)+3a)=0



We calculate terms in parentheses: -(5(a+7)+3a), so:

5(a+7)+3a

We add all the numbers together, and all the variables

3a+5(a+7)

We multiply parentheses

3a+5a+35

We add all the numbers together, and all the variables

8a+35

Back to the equation:

-(8a+35)



We get rid of parentheses

10a-8a-35-3=0

We add all the numbers together, and all the variables

2a-38=0

We move all terms containing a to the left, all other terms to the right

2a=38

a=38/2

a=19

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