The volume of a pyramid that fits exactly inside a cube is 18 cubic feet. What is the volume of the cube?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Nine more than four times a number is the same as one less than twice the number. find the number?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28