Write a story about temperature, money or game scores to represent each number sentence.

a.) 7 - -4 = 11
b.) -20 + n = 30
c.) -n + -150 = -350

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

The maximum distance (in nautical miles) that a radio transmitter signal can be sent is represented by the expression 1.23h√, where h is the height (in feet) above the transmitter. estimate the maximum distance x (in nautical miles) between the plane that is receiving the signal and the transmitter. round your answer to the nearest tenth.