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100=38.49+.50x
We move all terms to the left:
100-(38.49+.50x)=0
We add all the numbers together, and all the variables
-(.50x+38.49)+100=0
We get rid of parentheses
-.50x-38.49+100=0
We add all the numbers together, and all the variables
-0.5x+61.51=0
We move all terms containing x to the left, all other terms to the right
-0.5x=-61.51
x=-61.51/-0.5
x=123+0.01/0.5
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