3(5x-15)=138+3x

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Solution for 3(5x-15)=138+3x equation: 



3(5x-15)=138+3x

We move all terms to the left:

3(5x-15)-(138+3x)=0

We add all the numbers together, and all the variables

3(5x-15)-(3x+138)=0

We multiply parentheses

15x-(3x+138)-45=0

We get rid of parentheses

15x-3x-138-45=0

We add all the numbers together, and all the variables

12x-183=0

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

12x=183

x=183/12

x=15+1/4

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