Please help:
Which of the following methods does not work for the system 3x+4y=13 & 2x+y=7.
Sub 7-2x in for 1st equation, solve both equations for y & find intersections, or do both methods work?

Question

Please help:
Which of the following methods does not work for the system 3x+4y=13 & 2x+y=7.
Sub 7-2x in for 1st equation, solve both equations for y & find intersections, or do both methods work?

directrix · Answer

>>Sub 7-2x in for 1st equation, s

Sub 7 - 2x in for  what  in the lst equation? I think something was left out of the original question.

anonymous · Answer

I don't have the actual homework with me, I quickly jotted it down but I'm guessing you sub it in for y.