76=-4(a-10)

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Solution for 76=-4(a-10) equation: 



76=-4(a-10)

We move all terms to the left:

76-(-4(a-10))=0



We calculate terms in parentheses: -(-4(a-10)), so:

-4(a-10)

We multiply parentheses

-4a+40

Back to the equation:

-(-4a+40)



We get rid of parentheses

4a-40+76=0

We add all the numbers together, and all the variables

4a+36=0

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

4a=-36

a=-36/4

a=-9

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