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OpenStudy (anonymous):
Solve the system of equations. 9x + y = 2 –4x – y = –17 A. (–3, 29) B. (1, –7) C. (0, 0) D. (4, 1)
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OpenStudy (anonymous):
@SolomonZelman
OpenStudy (solomonzelman):
Add the equations.
OpenStudy (anonymous):
I really don't know how to do this stuff but this is my last test so I will be done
OpenStudy (anonymous):
9x+y=2 -4x-y=-17 so 5x=-15 x=-3 pplug that back into one of the equations and solve for y
OpenStudy (anonymous):
so its c
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OpenStudy (anonymous):
yes
OpenStudy (anonymous):
do you understand why?
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