Answer
(5, 1)
Work Step by Step
Multiply the first equation by -2
-4x - 10y = -30
Add to the other equation
-4x - 10y = -30
4x + y = 21
-9y = -9
y = 1
Plug y = 1 into 4x + y = 21
4x + 1 = 21
4x = 20
x = 5
Solution is (5, 1)
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