3(x-12)=-45

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Solution for 3(x-12)=-45 equation: 



3(x-12)=-45

We move all terms to the left:

3(x-12)-(-45)=0

We add all the numbers together, and all the variables

3(x-12)+45=0

We multiply parentheses

3x-36+45=0

We add all the numbers together, and all the variables

3x+9=0

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

3x=-9

x=-9/3

x=-3

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