7(8+a)=2(4-a)

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Solution for 7(8+a)=2(4-a) equation: 



7(8+a)=2(4-a)

We move all terms to the left:

7(8+a)-(2(4-a))=0

We add all the numbers together, and all the variables

7(a+8)-(2(-1a+4))=0

We multiply parentheses

7a-(2(-1a+4))+56=0



We calculate terms in parentheses: -(2(-1a+4)), so:

2(-1a+4)

We multiply parentheses

-2a+8

Back to the equation:

-(-2a+8)



We get rid of parentheses

7a+2a-8+56=0

We add all the numbers together, and all the variables

9a+48=0

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

9a=-48

a=-48/9

a=-5+1/3

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