5(x+3)=-4x-21

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Solution for 5(x+3)=-4x-21 equation: 



5(x+3)=-4x-21

We move all terms to the left:

5(x+3)-(-4x-21)=0

We multiply parentheses

5x-(-4x-21)+15=0

We get rid of parentheses

5x+4x+21+15=0

We add all the numbers together, and all the variables

9x+36=0

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

9x=-36

x=-36/9

x=-4

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