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0.5x-0.3(50+x)=-0.1(50)
We move all terms to the left:
0.5x-0.3(50+x)-(-0.1(50))=0
We add all the numbers together, and all the variables
0.5x-0.3(x+50)-(-0.15)=0
We add all the numbers together, and all the variables
0.5x-0.3(x+50)+0.15=0
We multiply parentheses
0.5x-0.3x-15+0.15=0
We add all the numbers together, and all the variables
0.2x-14.85=0
We move all terms containing x to the left, all other terms to the right
0.2x=14.85
x=14.85/0.2
x=74+0.049999999999999/0.2
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