x+x+x+4x+20=-3x-30

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Solution for x+x+x+4x+20=-3x-30 equation: 



x+x+x+4x+20=-3x-30

We move all terms to the left:

x+x+x+4x+20-(-3x-30)=0

We add all the numbers together, and all the variables

7x-(-3x-30)+20=0

We get rid of parentheses

7x+3x+30+20=0

We add all the numbers together, and all the variables

10x+50=0

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

10x=-50

x=-50/10

x=-5

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