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(2x+21)22=227
We move all terms to the left:
(2x+21)22-(227)=0
We multiply parentheses
44x+462-227=0
We add all the numbers together, and all the variables
44x+235=0
We move all terms containing x to the left, all other terms to the right
44x=-235
x=-235/44
x=-5+15/44
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