-10(a-7)=-2(a-3)

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Solution for -10(a-7)=-2(a-3) equation: 



-10(a-7)=-2(a-3)

We move all terms to the left:

-10(a-7)-(-2(a-3))=0

We multiply parentheses

-10a-(-2(a-3))+70=0



We calculate terms in parentheses: -(-2(a-3)), so:

-2(a-3)

We multiply parentheses

-2a+6

Back to the equation:

-(-2a+6)



We get rid of parentheses

-10a+2a-6+70=0

We add all the numbers together, and all the variables

-8a+64=0

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

-8a=-64

a=-64/-8

a=+8

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