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Mathematics 13 Online
OpenStudy (anonymous):

3x + 3y = 27 x - 3y = -11 eliminate, #help.

OpenStudy (anonymous):

add the 2 equns. - to eliminate y 4x + 0 = 16 x = 4 now plug x = 4 into first equation to find value of y

OpenStudy (anonymous):

x=4 y=5

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