30-x=70-5x

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Solution for 30-x=70-5x equation: 



30-x=70-5x

We move all terms to the left:

30-x-(70-5x)=0

We add all the numbers together, and all the variables

-x-(-5x+70)+30=0

We add all the numbers together, and all the variables

-1x-(-5x+70)+30=0

We get rid of parentheses

-1x+5x-70+30=0

We add all the numbers together, and all the variables

4x-40=0

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

4x=40

x=40/4

x=10

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