What is m 6 1/9 = 4 3/7 + m

What is x
x + 3 2/5 = 8 1/9

What is w
w - 3 5/6 = 7 6/7

A high school track team's long jump record is 21 ft 10 1/4 in. this year, Arthur's best long jump is 21 ft 3 1/2 in. if long jumps are measured to the nearest quarter inch, how much farther must jump to break the record?

To beat the school long jump record, Arthur must jump an additional inches.

What is the binomial expansion of (2x-3)^5

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?