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20x+0.20x=30x+0.15x
We move all terms to the left:
20x+0.20x-(30x+0.15x)=0
We add all the numbers together, and all the variables
20x+0.20x-(+30.15x)=0
We add all the numbers together, and all the variables
20.2x-(+30.15x)=0
We get rid of parentheses
20.2x-30.15x=0
We add all the numbers together, and all the variables
-9.95x=0
x=0/-9.95
x=0
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