-217=-5a+8(1-5a)

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Solution for -217=-5a+8(1-5a) equation: 



-217=-5a+8(1-5a)

We move all terms to the left:

-217-(-5a+8(1-5a))=0

We add all the numbers together, and all the variables

-(-5a+8(-5a+1))-217=0



We calculate terms in parentheses: -(-5a+8(-5a+1)), so:

-5a+8(-5a+1)

We multiply parentheses

-5a-40a+8

We add all the numbers together, and all the variables

-45a+8

Back to the equation:

-(-45a+8)



We get rid of parentheses

45a-8-217=0

We add all the numbers together, and all the variables

45a-225=0

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

45a=225

a=225/45

a=5

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