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OpenStudy (anonymous):
solve the system using the equivalent system: -2x-y=0 and 3x-y=10 the options are (4,-2), (-2,4), (2,-4), (-4,2)
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OpenStudy (anonymous):
help please!
OpenStudy (anonymous):
(2,-4) -2*(2)-(-4)=-4+4=0 3*(2)-(-4)= 6+4=10
OpenStudy (anonymous):
thank you so much!
OpenStudy (anonymous):
you are welcome
OpenStudy (anonymous):
it easy question you should to plug the choices but if you dont have any choices you should to solve this system
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OpenStudy (anonymous):
oh, so next time just plug them in?
OpenStudy (anonymous):
yes
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