Which expression is equivalent to 10i/2-i

a. - 5i - 2

b. - 4i - 2

c. 4i - 2

d. 5i - 2

Hose A runs at a constant rate and can fill a 11,000 gallon pool in 44 hours. How much less time would it take to fill the pool if Hose A and Hose B ran simultaneously at their respective constant rates?

Are the ratios 8:16 and 1:2 equivalent?

During a certain five-year period, the consumer price index (CPI) increased by 40%. But during the next five-year period, it increased by only 20%. Which of these conditions must have existed during the second five-year period? A. Recession B.

Beyonce danced around the track tree times. The track was 400 meters. How many kilometers did she dance all together

the area of in square feet of a rectangular field is x^2-140x+4800 the width in feet is x-60 what is the length in feet

Which formula gives the average rate of change of f (x) over the interval [8, 12]? A:f (8) - f (12) / 12-8 B:f (12) - f (8) / 8-12 C:f (12) - f (8) / 12-8 D:f (12) - f (8)

The equation below describes a circle. What are the coordinates of the center of the circle (x+5) ^2 + (y+7) ^2=21^2

What percent of a circle Is 3/12 of a circle

Kyle walks 3 blocks south from his home to school, and jana walks 2 blocks north from her home to kyle's home. how far and in what direction is the school from jana's home.

What's the greatest common for of 32 and 52