5x+30=3x-12

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Solution for 5x+30=3x-12 equation: 



5x+30=3x-12

We move all terms to the left:

5x+30-(3x-12)=0

We get rid of parentheses

5x-3x+12+30=0

We add all the numbers together, and all the variables

2x+42=0

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

2x=-42

x=-42/2

x=-21

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