20+2w=-10

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Solution for 20+2w=-10 equation: 



20+2w=-10

We move all terms to the left:

20+2w-(-10)=0

We add all the numbers together, and all the variables

2w+30=0

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

2w=-30

w=-30/2

w=-15

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