The image of a point reflected over the y-axis is as far to the left of that axis as the original point is to the right. That is, the reflection changes the sign of the x-coordinate. The reflected point is ...
The first one is greater. Adding 3.2 and 0.2 is easy! It's 3.4! Make that 3. Make 6.9, 7. 7×3=21. For the first one, make 1.9, 2. Then Make 3.15, 3. 5×5=25. That is why the first one is greater.
