8(4b-20)-10b=20+12b

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Solution for 8(4b-20)-10b=20+12b equation: 



8(4b-20)-10b=20+12b

We move all terms to the left:

8(4b-20)-10b-(20+12b)=0

We add all the numbers together, and all the variables

8(4b-20)-10b-(12b+20)=0

We add all the numbers together, and all the variables

-10b+8(4b-20)-(12b+20)=0

We multiply parentheses

-10b+32b-(12b+20)-160=0

We get rid of parentheses

-10b+32b-12b-20-160=0

We add all the numbers together, and all the variables

10b-180=0

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

10b=180

b=180/10

b=18

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