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OpenStudy (imamermaid29):
WILL FAN& MEDAL!! Which equation shows the substitution method being used to solve the system of linear equations? x – y = 7 x = y + 3 A. (y + 3) – y = 7 B. x – (y + 3) = 7 C. x – y = y + 3 D. x = (7 – x) + 3
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