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0.5x+3=75x-7.75
We move all terms to the left:
0.5x+3-(75x-7.75)=0
We get rid of parentheses
0.5x-75x+7.75+3=0
We add all the numbers together, and all the variables
-74.5x+10.75=0
We move all terms containing x to the left, all other terms to the right
-74.5x=-10.75
x=-10.75/-74.5
x=3.9090909090909/27.090909090909
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