Digital SAT Math Practice Question #2187
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Desmos Hack: Type both equations directly into separate lines in Desmos. Click the gray dot at their intersection to instantly read $(x, y)$.
From second equation, $y = 7 - 3x$. Substitute: $4x + 5(7 - 3x) = 13 \implies 4x + 35 - 15x = 13 \implies -11x = -22 \implies x = 2$. Then $y = 7 - 3(2) = 1$....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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