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11.25x=38.75+3.50x
We move all terms to the left:
11.25x-(38.75+3.50x)=0
We add all the numbers together, and all the variables
11.25x-(3.50x+38.75)=0
We get rid of parentheses
11.25x-3.50x-38.75=0
We add all the numbers together, and all the variables
7.75x-38.75=0
We move all terms containing x to the left, all other terms to the right
7.75x=38.75
x=38.75/7.75
x=5
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