-4a+5-7a=-8(a-3)+4(a+4)

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Solution for -4a+5-7a=-8(a-3)+4(a+4) equation: 



-4a+5-7a=-8(a-3)+4(a+4)

We move all terms to the left:

-4a+5-7a-(-8(a-3)+4(a+4))=0

We add all the numbers together, and all the variables

-11a-(-8(a-3)+4(a+4))+5=0



We calculate terms in parentheses: -(-8(a-3)+4(a+4)), so:

-8(a-3)+4(a+4)

We multiply parentheses

-8a+4a+24+16

We add all the numbers together, and all the variables

-4a+40

Back to the equation:

-(-4a+40)



We get rid of parentheses

-11a+4a-40+5=0

We add all the numbers together, and all the variables

-7a-35=0

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

-7a=35

a=35/-7

a=-5

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