A set of data is collected, pairing family size with average monthly cost of groceries.
Using the least squares regression method, which is the
line of best fit?
400 4y
line b
360 +
line c
320 +
Oline a
line b
Olinec
None of the lines is a good fit for the data
line a
280
240 +
Grocery Cost ($)
200
160 +
120 +
80
40
+
2 3 4
Family Members
5
6

Find the value of x that will make l ll m

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.