Answer
(4, 3)
Work Step by Step
Multiply the 1st equation by 3
3x + 3y = 21
Add to the second equation
3x + 3y = 21
2x - 3y = -1
5x = 20
x = 4
Plug x = 4 into x + y = 7
4 + y = 7
y = 3
Solution is (4, 3)
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