anonymous
  • anonymous
If y = 4x-2 all over -5x then what is the value of x when y = -1 over 5??
Mathematics
jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
So just plug in -1/5 for y in your original problem
anonymous
  • anonymous
y =(4x-2)/-5x -1/5=4x-2 1.8=4x .45=x
anonymous
  • anonymous
thx for explaining it to me.. so what is the final answer in fraction form??

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dumbcow
  • dumbcow
i disagree x = 2/3 you forgot about the -5x
dumbcow
  • dumbcow
-1/5 = (4x-2)/-5x multiply by -5x on both sides x = 4x-2 -3x = -2 x=2/3
anonymous
  • anonymous
oh thank you dumbcow! I did forget about the -5 my bad !
dumbcow
  • dumbcow
no prob did you follow that sparky?
anonymous
  • anonymous
yah I got it.. that makes sense now and that was one of the multiple choice answers... thx

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