10+2x=-30

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Solution for 10+2x=-30 equation: 



10+2x=-30

We move all terms to the left:

10+2x-(-30)=0

We add all the numbers together, and all the variables

2x+40=0

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

2x=-40

x=-40/2

x=-20

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