3(2x+9)=-21

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Solution for 3(2x+9)=-21 equation: 



3(2x+9)=-21

We move all terms to the left:

3(2x+9)-(-21)=0

We add all the numbers together, and all the variables

3(2x+9)+21=0

We multiply parentheses

6x+27+21=0

We add all the numbers together, and all the variables

6x+48=0

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

6x=-48

x=-48/6

x=-8

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