-45=-2(-5a-2)-7(-7a+7)

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Solution for -45=-2(-5a-2)-7(-7a+7) equation: 



-45=-2(-5a-2)-7(-7a+7)

We move all terms to the left:

-45-(-2(-5a-2)-7(-7a+7))=0



We calculate terms in parentheses: -(-2(-5a-2)-7(-7a+7)), so:

-2(-5a-2)-7(-7a+7)

We multiply parentheses

10a+49a+4-49

We add all the numbers together, and all the variables

59a-45

Back to the equation:

-(59a-45)



We get rid of parentheses

-59a+45-45=0

We add all the numbers together, and all the variables

-59a=0

a=0/-59

a=0

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