Check all of the expressions that are equal to the one below? 6 x (9 + 2) a. (2 + 9) x 6 b. 9 x 6 + 9 x 2 c. (6 x 9) + 2 d. 6 x 9 + 2 x 6

What is the value of 1/3x + 7x when x = 5

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

One integer is 8 times another. if the product is 72, then find the integers