If 5a = 20b, then b/a=

a. 4

b. 1/4

c. 4/1

d. 10

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?