3(4x+9)+3x=72

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Solution for 3(4x+9)+3x=72 equation: 



3(4x+9)+3x=72

We move all terms to the left:

3(4x+9)+3x-(72)=0

We add all the numbers together, and all the variables

3x+3(4x+9)-72=0

We multiply parentheses

3x+12x+27-72=0

We add all the numbers together, and all the variables

15x-45=0

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

15x=45

x=45/15

x=3

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