SOLUTION: Q # 1 x + y = 4 (1) 2x-y = 5 (2)

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Question 374239: Q # 1 x + y = 4 (1)
2x-y = 5 (2)

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Add corresponding sides of the equations , to get
3x = 9, or x = 3. To get y, substitute x = 3 into the top equation: 3+y = 4, or y = 1.