Ming-li spent $15 at the movies. she then earned $30 babysitting. she spent $12 at the bookstore. she now has $18 left. how much money did ming-li have to begin with?

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307

Elm street is straight. willard's house is at point h between the school at point s and the mall at point m. if sh = 3 miles and hm = 4.5 miles, what is the value of sm in miles?