John says the transformation rule (x, y) -- (x + 4, y + 7) can be used to describe the slide of the pre-image (4, 5) to the image (0, –2). What was his error?

Question

John says the transformation rule (x, y) --> (x + 4, y + 7) can be used to describe the slide of the pre-image (4, 5) to the image (0, –2). What was his error?

Gdeinward · Answer

you must post both the image and pre-image

Gdeinward · Answer

WELCOME TO QC by the way.

jhonyy9 · Answer

any idea ?

mhchen · Answer

Another lost soul that posts their question and will never return again

TheSmartOne · Answer

You don't need a pre or post image.

Look at the rule we're following
(x, y) --> (x + 4, y + 7)

We were given
(4,5) --> (0, -2)

Is that correct?
Plug in the x and y values into that rule above. What is the error?