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OpenStudy (anonymous):
Check my answer Solve the following system: y = x + 3 2x + y = 9
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OpenStudy (anonymous):
(2, 5) <-- (5, 2) (-2, 5) (2, -5)
OpenStudy (shinalcantara):
y = x + 3 ----equation 1 2x + y = 9 ----equation 2 plugging in equation 1 to 2 2x + x + 3 = 9 3x = 9 - 3 3x = 6 x = 2 substitute to equation 1 y = x + 3 y = 2 + 3 y = 5
OpenStudy (anonymous):
thank you :)
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