(4x-30)+(x-15)=90

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Solution for (4x-30)+(x-15)=90 equation: 



(4x-30)+(x-15)=90

We move all terms to the left:

(4x-30)+(x-15)-(90)=0

We get rid of parentheses

4x+x-30-15-90=0

We add all the numbers together, and all the variables

5x-135=0

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

5x=135

x=135/5

x=27

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