5(2x+8)=-21+31

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Solution for 5(2x+8)=-21+31 equation: 



5(2x+8)=-21+31

We move all terms to the left:

5(2x+8)-(-21+31)=0

We add all the numbers together, and all the variables

5(2x+8)-10=0

We multiply parentheses

10x+40-10=0

We add all the numbers together, and all the variables

10x+30=0

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

10x=-30

x=-30/10

x=-3

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