Answer:
Step-by-step explanation:


Hence lake will never be free of pesticide.
Answer:
it's true! it's easier to solve for y because there's no coefficient in front of it unlike the second one that has "9y."
Answer:
405500 x 1.24^18 =$19479651.89
$19479651.89 - $405500=$19074151. 89
$19074152
Answer:the median is 20 and the lower quartile is 16.5
Step-by-step explanation: