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2.25=0.80b
We move all terms to the left:
2.25-(0.80b)=0
We add all the numbers together, and all the variables
-(+0.80b)+2.25=0
We get rid of parentheses
-0.80b+2.25=0
We add all the numbers together, and all the variables
-0.8b+2.25=0
We move all terms containing b to the left, all other terms to the right
-0.8b=-2.25
b=-2.25/-0.8
b=2+0.65/0.8
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