B(x)=30.75-0.20x

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Solution for B(x)=30.75-0.20x equation:



(B)=30.75-0.20B
We move all terms to the left:
(B)-(30.75-0.20B)=0
We add all the numbers together, and all the variables
B-(-0.2B+30.75)=0
We get rid of parentheses
B+0.2B-30.75=0
We add all the numbers together, and all the variables
1.2B-30.75=0
We move all terms containing B to the left, all other terms to the right
1.2B=30.75
B=30.75/1.2
B=25+0.75/1.2

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