Question 12 • Mathematics I
From 8x + y = 3, solve for y: y = 3 - 8x. Substitute into 7x - 2y = -6: 7x - 2(3 - 8x) = -6, which simplifies to 23x = 0, so x = 0. Then y = 3, so the solution is 0 comma 3, choice D.
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