When there is a dotted line it means its either this symbol < or this one >. The y-intercept is 25. Now go up 4 spaces and one space to the left that is your slope. We call that "Rise over Run". So the last choice is your final answer.
I hope this helps love! :)
5*8=40
40*12=480
480/30=160
Joe needs 160 tiles.
Answer:
14
Step-by-step explanation:
To find the height from which the potato was launched, you need to set the time to 0 (since that is at the beginning). Plugging this into the equation, you get:

h=-2(9)+32
h=32-18
h=14
Hope this helps!