-7a-11=5(1-2a)-4

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Solution for -7a-11=5(1-2a)-4 equation: 



-7a-11=5(1-2a)-4

We move all terms to the left:

-7a-11-(5(1-2a)-4)=0

We add all the numbers together, and all the variables

-7a-(5(-2a+1)-4)-11=0



We calculate terms in parentheses: -(5(-2a+1)-4), so:

5(-2a+1)-4

We multiply parentheses

-10a+5-4

We add all the numbers together, and all the variables

-10a+1

Back to the equation:

-(-10a+1)



We get rid of parentheses

-7a+10a-1-11=0

We add all the numbers together, and all the variables

3a-12=0

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

3a=12

a=12/3

a=4

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