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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