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.5x+.15(50)=25.5
We move all terms to the left:
.5x+.15(50)-(25.5)=0
We add all the numbers together, and all the variables
.5x-25.345=0
We move all terms containing x to the left, all other terms to the right
.5x=25.345
x=25.345/.5
x=50+0.345/.5
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