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OpenStudy (anonymous):
I'LL GIVE A MEDAL AND BE A FAN! Solve the following systems of equations. enter the y-coordinate of the solution. round your answer to the nearest tenth. 5x+2y=7 -2x+6y=9
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OpenStudy (anonymous):
Multiply the top equation by -3
OpenStudy (anonymous):
okay and after that?
OpenStudy (anonymous):
Add the new top equation to the second equation. This should cancel out the y term.
OpenStudy (anonymous):
the new equation was -15-6
OpenStudy (anonymous):
-15x-6y= -21
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OpenStudy (anonymous):
so I added -15 and -2 and got -13 so what do I do after that if then the -6y and 6y equal 0
OpenStudy (anonymous):
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