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Mathematics 21 Online
OpenStudy (anonymous):

Solve the following system of equations by substitution. 3y = 12 2x + y = -16 A. (-4, -10) B. (-10, 4) C. (4, 10) D. (3, 3)

jimthompson5910 (jim_thompson5910):

if 3y = 12, then y = ???

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