By 3pm the temperature had increased by another 5 degrees fahrenheit was the temperature at 3pm positive or negative? what was the temperature at 3: 00pm

Bring the fraction a/a-4 to a denominator of 16-a^2

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?

[tex]5 \times1 \frac{12}{13} [/tex] me