Wich number does not represent a whole number a. 3b. 20c. 20/4d. none of the answers

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

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Simplify this expression. 8x 16(x + y)