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Mathematics 9 Online
OpenStudy (crazysuperanya):

Graph the two equations to solve the system. What is the solution? x + y = -8 and x - y = 8 (-12, 4) no solution (0, -8) (-4, -4)

OpenStudy (texaschic101):

add the 2 equations and what do u get ?

OpenStudy (texaschic101):

x + y = - 8 x - y = 8 ----------------add

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