197=8(1-4a)+5a

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Solution for 197=8(1-4a)+5a equation: 



197=8(1-4a)+5a

We move all terms to the left:

197-(8(1-4a)+5a)=0

We add all the numbers together, and all the variables

-(8(-4a+1)+5a)+197=0



We calculate terms in parentheses: -(8(-4a+1)+5a), so:

8(-4a+1)+5a

We add all the numbers together, and all the variables

5a+8(-4a+1)

We multiply parentheses

5a-32a+8

We add all the numbers together, and all the variables

-27a+8

Back to the equation:

-(-27a+8)



We get rid of parentheses

27a-8+197=0

We add all the numbers together, and all the variables

27a+189=0

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

27a=-189

a=-189/27

a=-7

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