X+x+21+2x-5=180

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Solution for X+x+21+2x-5=180 equation: 



X+X+21+2X-5=180

We move all terms to the left:

X+X+21+2X-5-(180)=0

We add all the numbers together, and all the variables

4X-164=0

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

4X=164

X=164/4

X=41

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