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26-10-2017
Mathematics

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what is the correct answer to 19x+rx=−37x+w

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26-10-2017

Get all the x terms on one side, and the w on the other.
Add 37x on both sides to get 56x+rx=w.
Use the distributive property backwards to get x(56+r)=w.
Divide by 56+r on both sides to get x=w/(56+r)

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