21x-5+21x+5=180

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



21x-5+21x+5=180

We move all terms to the left:

21x-5+21x+5-(180)=0

We add all the numbers together, and all the variables

42x-180=0

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

42x=180

x=180/42

x=4+2/7

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