which equation can be used to find the answer
dania marks off 18.7 m of a playing field for a sports festival. she needs to mark off a total of 29 m to finish the field. how many more meters does dania have left to mark off

a.

f = 29 ÷ 2

f = 14.5

14.5 m

b.

f – 18.7 = 29

f = 47.7

47.7 m

c.

f = 18.7 · 2

f = 37.4

37.4 m

d.

f + 18.7 = 29

f = 10.3

10.3 m

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)