6 + -4 =

-8 - (-10) =
-7 + 3 =

Use the graph of the sine function y=2sinθ shown below

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 ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Find the area of the triangle shown 3 by 6