Choose the equivalent expression for 13 (15m+3b-21).

5m+3b-7

5m+b-7

45m+9b-63

5m+3b-21

how much grape juice would you need to mix with 15/4 quarts of sparkling water. (a recipe for sparkling grape juice calls for 1 1/2 quarts of sparkling water and 3/4 quart of grape juice)

The area of a right triangle is 270 square meters. The height of the right triangle is 15 meters. What is the length of the hypotenuse of the right triangle? Enter your answer in the box.

Find the volume, including units of a square pyramid with base length 5 cm and height 6cm

Solve the following equation for w: 7 (w + 3) = 16 + 10 (w - 4) Check your solution. Must show your work to receive full credit.

475 is what percent of 1900

The additive inverse of [-4 ]is

Lamar is asked to construct a triangle with two angles measuring 45 and 65 withe the side length between those angles 4 centimeters long.

What is 12+2-8=6-12 = - 6 + 18

Find the product 31x19

What is the standard form of the number four million, two hundred sixteen thousand, ninety