Asked by Anonymous

what is the preimage of (3,5) under the translation (x,y) > (x - 4,y + 6)
Answered by Reiny
Just reverse the operation, that is ....

the 3 is the result of 4 having been subtracted from some number
- it must have been 7

use the same argument to find the y of the point, so it will be (7, ?)
Answered by Ethan
Okay? What about the Y
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