90-0.20x=70-0.70x

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Solution for 90-0.20x=70-0.70x equation: 



90-0.20x=70-0.70x

We move all terms to the left:

90-0.20x-(70-0.70x)=0

We add all the numbers together, and all the variables

-0.20x-(-0.7x+70)+90=0

We add all the numbers together, and all the variables

-0.2x-(-0.7x+70)+90=0

We get rid of parentheses

-0.2x+0.7x-70+90=0

We add all the numbers together, and all the variables

0.5x+20=0

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

0.5x=-20

x=-20/0.5

x=-40

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