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10 cards from this deck
Isolate the variable to get x=x =x= number
Same to both sides method
Multiply out all brackets first
Multiply every term by the denominator
xxx-terms on one side, numbers on other side
Divide both sides by coefficient of xxx
Take square root of both sides
Two solutions: positive and negative (pmpmpm)
Substitute it back into the original equation
Ax=BAx = BAx=B
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