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Mathematics 8 Online
OpenStudy (anonymous):

witch ordered pair is the solution -3x-7y=4 a) 2,-6 b) -6,2 c) 2, -5 d) -5,2

OpenStudy (mertsj):

*which

OpenStudy (anonymous):

in order to get an ordered pair you need to solve for a variable. let's say you want to find the "y" you would make "x" equal 0 and then solve

OpenStudy (anonymous):

thats the prob idk how to do tat

OpenStudy (anonymous):

ok, solve for "x". In the equation make "Y" equal "0" so where the "y" is substitute it for zero.

OpenStudy (anonymous):

so its c

OpenStudy (anonymous):

how did you come to that conclusion ? Tell me the steps

OpenStudy (anonymous):

-3*2 -7*-5=4

OpenStudy (anonymous):

did you plug them all in to find an answer?

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

there is a much faster way, I'll draw you each step

OpenStudy (anonymous):

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