Question 2 • Mathematics 8
From −5x + y = 26, solve for y to get y = 26 + 5x. Substitute this into the second equation: 2x − 7(26 + 5x) = 16, which simplifies to −33x = 198, so x = −6. Then y = 26 + 5(−6) = −4, giving the ordered pair (−6, −4), choice C.
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