-x+4(2x+1)=-31

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Solution for -x+4(2x+1)=-31 equation: 



-x+4(2x+1)=-31

We move all terms to the left:

-x+4(2x+1)-(-31)=0

We add all the numbers together, and all the variables

-1x+4(2x+1)+31=0

We multiply parentheses

-1x+8x+4+31=0

We add all the numbers together, and all the variables

7x+35=0

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

7x=-35

x=-35/7

x=-5

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