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OpenStudy (anonymous):
How do I do this problem using elimination? Solve x + 2y = 13 4x + 8y = -9
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OpenStudy (cwrw238):
multiply the first equation by -4 then add it to the second equation
OpenStudy (anonymous):
So -4x-8y=-51 and 4x + 8y = -9. The equation on the left side cancel out. So that means no solution right?
OpenStudy (cwrw238):
yes adding gives 0 = -60 no solution
OpenStudy (anonymous):
Thanks!
OpenStudy (cwrw238):
yw
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