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hartnn Group TitleBest ResponseYou've already chosen the best response.1
what have u tried ? tried elimination method ?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
subtract eq. 1 from eq. 3, what u get ?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
that is correct! need further help? because its just now 2 variables to solve and u will have 3 equations for it...
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
oncause this is where i got stuck when i did it previously
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
that u got from 2nd equation, right ? what is 34z= ? not 9, i suppose...
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
ya i got it from the second equation but i just got 5y+5y=24 after plugging it in that would mean that 0=24 which makes no sense
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
can u show your working, so that i may point out the error. and di u understand how x=9/5  y is incorrect, it should be x=5y
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
5x+5y+4z=3 5x+5y+4(3)=3 5x+5y12=3 5x+5y=9 5x=95y shouldn't that then equal x=9/5y because Im dividing both parts by 5???
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
oooooh oops i just realized my error
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
so did u get x=5y ?
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
5x+5y+4z=3 5x+5y+4(3)=3 5x+5y12=3 5x+5y=15 5x=155y x=3y
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
oops. u are correct
 2 years ago

robtobey Group TitleBest ResponseYou've already chosen the best response.0
@mskyeg Would posting the final solutions be satisfactory?
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
now plug hat in 1st equaion
 2 years ago

hartnn Group TitleBest ResponseYou've already chosen the best response.1
3(3y)+2y+(3)=7 and u get y
 2 years ago

mskyeg Group TitleBest ResponseYou've already chosen the best response.1
thanks so much:)
 2 years ago
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