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4.2(b-1.4)+6.8=53.42
We move all terms to the left:
4.2(b-1.4)+6.8-(53.42)=0
We add all the numbers together, and all the variables
4.2(b-1.4)-46.62=0
We multiply parentheses
4.2b-5.88-46.62=0
We add all the numbers together, and all the variables
4.2b-52.5=0
We move all terms containing b to the left, all other terms to the right
4.2b=52.5
b=52.5/4.2
b=12+1/2
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