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

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



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

We move all terms to the left:

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

We multiply parentheses

3a-(5(2a+3))+21=0



We calculate terms in parentheses: -(5(2a+3)), so:

5(2a+3)

We multiply parentheses

10a+15

Back to the equation:

-(10a+15)



We get rid of parentheses

3a-10a-15+21=0

We add all the numbers together, and all the variables

-7a+6=0

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

-7a=-6

a=-6/-7

a=6/7

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