At 6 a. m., the temperature was –12°c. by 9 a. m., the temperature had risen by 8°c. by noon, the temperature was double what the temperature had been at 9 a. m. what two operations do you need to use to find the temperature at noon?

Astudent simplified a rational expression as shown.

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Which of the following expressions is equal to 2x^2+8