What is the range of the data shown on the stem-and-leaf plot?​

Measures of the angle of r, 31 s (x+4) t (3x+9)

Simplify the expression 10/11(22z) + (a+5) -1

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?