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Mathematics 9 Online
OpenStudy (anonymous):

3x-2y=1;x+4y=12

OpenStudy (anonymous):

plss type fast

OpenStudy (anonymous):

One way to do this is to isolate one variable of one equation and then substitute it into the other equation. This way, you will only have one variable in that equation. Solve for that variable and then plug it back into the other equation for find your final missing variable.

OpenStudy (anonymous):

can u plss solve it for me

OpenStudy (anonymous):

not if you are not doing the work for it

OpenStudy (anonymous):

i wil try it here oly if i dnt get it will u help me

OpenStudy (usukidoll):

we are here to help you not feed the answers.

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

well... i'll give you a hint on where to start: x+4y=12

OpenStudy (anonymous):

so do i hav 2 substitute ne of d values

OpenStudy (usukidoll):

just a refresher. Those equations get subtracted right?

OpenStudy (usukidoll):

well we need to find an x or a y. focus on getting rid of one variable.

OpenStudy (usukidoll):

either using the addition method or substitution method. Substitution is awesome

OpenStudy (anonymous):

0k

OpenStudy (anonymous):

so i just mulitiplyd d below equationby 2

OpenStudy (usukidoll):

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