Question 4 • CMS 2026-2027 NC Math 1 CREDIT RECOVERY
The equations are 3a + b = 10 and −4a − 2b = 2. Divide the second equation by −2 to get 2a + b = −1; subtracting this from the first gives a = 11, and then b = 10 − 3(11) = −23. The solution is (11, −23), choice B.
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