The rule for reflecting over the X axis is to negate the value of the y-coordinate of each point, but leave the x-value the same. For example, when point P with coordinates (5,4) is reflecting across the X axis and mapped onto point P', the coordinates of P' are (5,-4).
Answer:
12/45
Step-by-step explanation:
The unit rate is 12/45, because 4 times 3 is 12, and 9 times 5 is 45.