Simplify the expression by combining like terms:
-5y+2y

Need an artist designed a badge for a school club. figure abcd on the coordinate grid below shows the shape of the badge: the badge is enlarged and plotted on the coordinate grid as figure jklm with point j located at (2, -2) and point m is located at (5, 4). which of these could be the coordinates for point l? a. (2, 4) b. (8, 4) c. (5, 1) d. (5, 7)

If the value of cos330°is√3/2 then find cos 165°.

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse