-66=-2(-5u-2)

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Solution for -66=-2(-5u-2) equation: 



-66=-2(-5u-2)

We move all terms to the left:

-66-(-2(-5u-2))=0



We calculate terms in parentheses: -(-2(-5u-2)), so:

-2(-5u-2)

We multiply parentheses

10u+4

Back to the equation:

-(10u+4)



We get rid of parentheses

-10u-4-66=0

We add all the numbers together, and all the variables

-10u-70=0

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

-10u=70

u=70/-10

u=-7

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