70-5x=90-45x

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Solution for 70-5x=90-45x equation: 



70-5x=90-45x

We move all terms to the left:

70-5x-(90-45x)=0

We add all the numbers together, and all the variables

-5x-(-45x+90)+70=0

We get rid of parentheses

-5x+45x-90+70=0

We add all the numbers together, and all the variables

40x-20=0

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

40x=20

x=20/40

x=1/2

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