I confirm with the answer that k is the slope of the graph<span>. If the variables x and y vary directly when x = 3 and y = 15, then: a. Write an equation that relates x and y.</span>
3 seconds
0= -16t^2+144
-144/-16=9
9=t^2
Sq rt of 9 is 3
Answer:
$400
Step-by-step explanation:
100% of 200 is 200 so combine them to get 400.
