(3-b)3/8=1.875

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Solution for (3-b)3/8=1.875 equation: 



(3-b)3/8=1.875

We move all terms to the left:

(3-b)3/8-(1.875)=0

We add all the numbers together, and all the variables

(-1b+3)3/8-(1.875)=0

We add all the numbers together, and all the variables

(-1b+3)3/8-1.875=0

We multiply all the terms by the denominator


(-1b+3)3-(1.875)*8=0

We add all the numbers together, and all the variables

(-1b+3)3-15=0

We multiply parentheses

-3b+9-15=0

We add all the numbers together, and all the variables

-3b-6=0

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

-3b=6

b=6/-3

b=-2

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