Which expression has a solution of 56, if r = 8? 6r 7r 8r 9r

Which equation can be used to solve for the unknown number? seven less than a number is thirteen. n-7=13 7-n=13 n+7=13 n+13=7

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π