90+0.20x=30+.50x

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Solution for 90+0.20x=30+.50x equation:



90+0.20x=30+.50x
We move all terms to the left:
90+0.20x-(30+.50x)=0
We add all the numbers together, and all the variables
0.20x-(.50x+30)+90=0
We get rid of parentheses
0.20x-.50x-30+90=0
We add all the numbers together, and all the variables
-0.3x+60=0
We move all terms containing x to the left, all other terms to the right
-0.3x=-60
x=-60/-0.3
x=+200

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