-7(a+11)=7(a+7)

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Solution for -7(a+11)=7(a+7) equation: 



-7(a+11)=7(a+7)

We move all terms to the left:

-7(a+11)-(7(a+7))=0

We multiply parentheses

-7a-(7(a+7))-77=0



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

7(a+7)

We multiply parentheses

7a+49

Back to the equation:

-(7a+49)



We get rid of parentheses

-7a-7a-49-77=0

We add all the numbers together, and all the variables

-14a-126=0

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

-14a=126

a=126/-14

a=-9

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