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Answer: \((x, y) = (3, 1)\)

Ordered pairs for \(3x + y = 10\):

\(x\)\(0\)\(2\)\(3\)
\(y\)\(10\)\(4\)\(1\)
\((x, y)\)\((0, 10)\)\((2, 4)\)\((3, 1)\)

Ordered pairs for \(x - y = 2\):

\(x\)\(0\)\(2\)\(3\)
\(y\)\(-2\)\(0\)\(1\)
\((x, y)\)\((0, -2)\)\((2, 0)\)\((3, 1)\)

Plot both sets of points on the same graph paper (scale: 1 cm = 1 unit on both axes) and join each set to get two straight lines. The lines intersect at \((3, 1)\).

Check: \(3(3) + 1(1) = 10\) and \(1(3) + (-1)(1) = 2\) – both true.

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report
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