The data set below has 7 values. find the mean absolute deviation for the data set. if necessary, round your answer to the nearest hundredth. 12, 17, 16, 9, 18, 10, 9

Brainliest ! which of the coordinates are not of th vertices of the feasible region for the system of inequalities y≤4,,x≤5,x+y> 6 a(2,4) b(0,6) c(5,4) d(5,1)

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?