0.8=2.5(b-4)

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Solution for 0.8=2.5(b-4) equation: 



0.8=2.5(b-4)

We move all terms to the left:

0.8-(2.5(b-4))=0



We calculate terms in parentheses: -(2.5(b-4)), so:

2.5(b-4)

We multiply parentheses

2.5b-10

Back to the equation:

-(2.5b-10)



We get rid of parentheses

-2.5b+10+0.8=0

We add all the numbers together, and all the variables

-2.5b+10.8=0

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

-2.5b=-10.8

b=-10.8/-2.5

b=4+0.8/2.5

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