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16.50(4+x)=123.75
We move all terms to the left:
16.50(4+x)-(123.75)=0
We add all the numbers together, and all the variables
16.50(x+4)-(123.75)=0
We add all the numbers together, and all the variables
16.50(x+4)-123.75=0
We multiply parentheses
16.5x+66-123.75=0
We add all the numbers together, and all the variables
16.5x-57.75=0
We move all terms containing x to the left, all other terms to the right
16.5x=57.75
x=57.75/16.5
x=3+1/2
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