70x+130=40x+80

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Solution for 70x+130=40x+80 equation: 



70x+130=40x+80

We move all terms to the left:

70x+130-(40x+80)=0

We get rid of parentheses

70x-40x-80+130=0

We add all the numbers together, and all the variables

30x+50=0

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

30x=-50

x=-50/30

x=-1+2/3

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