125=0.8b+65

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Solution for 125=0.8b+65 equation:



125=0.8b+65
We move all terms to the left:
125-(0.8b+65)=0
We get rid of parentheses
-0.8b-65+125=0
We add all the numbers together, and all the variables
-0.8b+60=0
We move all terms containing b to the left, all other terms to the right
-0.8b=-60
b=-60/-0.8
b=+75

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