x+65+(2x-20)=180

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Solution for x+65+(2x-20)=180 equation: 



x+65+(2x-20)=180

We move all terms to the left:

x+65+(2x-20)-(180)=0

We add all the numbers together, and all the variables

x+(2x-20)-115=0

We get rid of parentheses

x+2x-20-115=0

We add all the numbers together, and all the variables

3x-135=0

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

3x=135

x=135/3

x=45

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