7(a+4)=14(a-3)

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Solution for 7(a+4)=14(a-3) equation: 



7(a+4)=14(a-3)

We move all terms to the left:

7(a+4)-(14(a-3))=0

We multiply parentheses

7a-(14(a-3))+28=0



We calculate terms in parentheses: -(14(a-3)), so:

14(a-3)

We multiply parentheses

14a-42

Back to the equation:

-(14a-42)



We get rid of parentheses

7a-14a+42+28=0

We add all the numbers together, and all the variables

-7a+70=0

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

-7a=-70

a=-70/-7

a=+10

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