30=-3x-7

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Solution for 30=-3x-7 equation: 



30=-3x-7

We move all terms to the left:

30-(-3x-7)=0

We get rid of parentheses

3x+7+30=0

We add all the numbers together, and all the variables

3x+37=0

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

3x=-37

x=-37/3

x=-12+1/3

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