3(x+12)+3(x+30)=-18

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Solution for 3(x+12)+3(x+30)=-18 equation: 



3(x+12)+3(x+30)=-18

We move all terms to the left:

3(x+12)+3(x+30)-(-18)=0

We add all the numbers together, and all the variables

3(x+12)+3(x+30)+18=0

We multiply parentheses

3x+3x+36+90+18=0

We add all the numbers together, and all the variables

6x+144=0

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

6x=-144

x=-144/6

x=-24

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