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Mathematics 14 Online
OpenStudy (anonymous):

Which ordered pair is the solution to y − x = 3 and 2x + y = 9? A. (6, -3) B. (4,1) C. (2,5) D. (-12, -15)

OpenStudy (***[isuru]***):

y + 2x = 9 -----(1) y - x = 3 ----(2) subtract (2) from (1) and solve it for x can u do that ?

OpenStudy (anonymous):

thnx

OpenStudy (***[isuru]***):

u r welcome!

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