120+0.40x=50+0.50x

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Solution for 120+0.40x=50+0.50x equation: 



120+0.40x=50+0.50x

We move all terms to the left:

120+0.40x-(50+0.50x)=0

We add all the numbers together, and all the variables

0.40x-(0.50x+50)+120=0

We get rid of parentheses

0.40x-0.50x-50+120=0

We add all the numbers together, and all the variables

-0.1x+70=0

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

-0.1x=-70

x=-70/-0.1

x=+700

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