Mathematics 81 Online
OpenStudy (anonymous):

Solve this system of equations using substitution. Put your answer in ordered pair form, (x,y). 2x-3y=4 x+4y=-9 Solve this system of equations using substitution. Put your answer in ordered pair form, (x,y). 2x-3y=4 x+4y=-9 @Mathematics

OpenStudy (anonymous):

from equn. 2, x = -9 - 4y sub in equn. 1 -18-8y -3y = 4 11y = -22 y = -2 plug this into equn. 2 x + -8 = -9 x = -1 solution is (-1,-2)

OpenStudy (anonymous):

OMG THANK YOU SOOOOOO MUCH IF I COULD ID GIVE YOU A THOUSAND MEDALS

OpenStudy (anonymous):

lol - 1 will do!

OpenStudy (anonymous):

OK

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