20(b+7)=20

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Solution for 20(b+7)=20 equation: 



20(b+7)=20

We move all terms to the left:

20(b+7)-(20)=0

We multiply parentheses

20b+140-20=0

We add all the numbers together, and all the variables

20b+120=0

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

20b=-120

b=-120/20

b=-6

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