4x+30=5x+10=3x-20

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Solution for 4x+30=5x+10=3x-20 equation: 



4x+30=5x+10=3x-20

We move all terms to the left:

4x+30-(5x+10)=0

We get rid of parentheses

4x-5x-10+30=0

We add all the numbers together, and all the variables

-1x+20=0

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

-x=-20

x=-20/-1

x=+20

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