30+2x=3x-3^3

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Solution for 30+2x=3x-3^3 equation: 



30+2x=3x-3^3

We move all terms to the left:

30+2x-(3x-3^3)=0

We get rid of parentheses

2x-3x+30+3^3=0

We add all the numbers together, and all the variables

-1x+57=0

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

-x=-57

x=-57/-1

x=+57

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