0.40x+18=0.30x+20

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Solution for 0.40x+18=0.30x+20 equation: 



0.40x+18=0.30x+20

We move all terms to the left:

0.40x+18-(0.30x+20)=0

We get rid of parentheses

0.40x-0.30x-20+18=0

We add all the numbers together, and all the variables

0.1x-2=0

We move all terms containing x to the left, all other terms to the right

0.1x=2

x=2/0.1

x=20

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