Will give metal and fan!!!
When solving the following system, which expression could be substituted for x?
System:
x+4y=1
2x-3y=-9
A.)4y-1
B.)1-4y
C.)3y-9
D.)-9-3y

Question

Will give metal and fan!!!
When solving the following system, which expression could be substituted for x? 
System:
x+4y=1
2x-3y=-9
A.)4y-1
B.)1-4y
C.)3y-9
D.)-9-3y

anonymous · Answer

I think it is, C. Am I correct?

anonymous · Answer

No, I don't think so..

You can subtract 4y to both sides in the first equation:

x = -4y + 1

Then you can plug in -4y + 1 for x..but I don't see that as one of the choices.

anonymous · Answer

Oh... That's weird... That is the ones my teacher gave me... Thank you anyway....

anonymous · Answer

@iGreen.  Is it A then? Your is negative and it isn't is that the correct one then?