(3x+45)+(18x-30)=180

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Solution for (3x+45)+(18x-30)=180 equation: 



(3x+45)+(18x-30)=180

We move all terms to the left:

(3x+45)+(18x-30)-(180)=0

We get rid of parentheses

3x+18x+45-30-180=0

We add all the numbers together, and all the variables

21x-165=0

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

21x=165

x=165/21

x=7+6/7

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