SOLUTION: Solve the system using the substitution method or the elimination-by-addition method. 2x - y = 1 5x + 2y = 25

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Question 600168: Solve the system using the substitution method or the elimination-by-addition method.
2x - y = 1
5x + 2y = 25
Answer by solver91311(24713) About Me  (Show Source):
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Multiply the first equation by 2. Add the two equations term by term resulting in a single variable equation in . Solve for . Substitute the value you determined for into either of the orignial equations. Solve for . Express your answer as an ordered pair using the two values determined.

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