If y = 5x − 4, which of the following sets represents possible inputs and outputs of the function represented as ordered pairs?

{(0, −4), (2, 6), (4, 20)}
{(0, −4), (2, 6), (4, 16)}
{(0, 4), (2, 6), (4, 16)}
{(0, 4), (2, −6), (4, 20)}

Question

If y = 5x − 4, which of the following sets represents possible inputs and outputs of the function represented as ordered pairs?

 {(0, −4), (2, 6), (4, 20)}
 {(0, −4), (2, 6), (4, 16)}
 {(0, 4), (2, 6), (4, 16)}
 {(0, 4), (2, −6), (4, 20)}

acxbox22 · Answer

which option has all the coordinates work in the equation?

anonymous · Answer

what?

anonymous · Answer

you can plug in the coordinates into the equation

acxbox22 · Answer

plug in the coordinates into the equation and see which one holds true after you plug in the numbers

anonymous · Answer

for example (x,y) = (0,-4) for one of the points

anonymous · Answer

I dont get it