In a school gym, the ratio of the number of boys to the number of girls was 4: 3. after 160 boys left the gym, the ratio became 4: 5. how many girls were there in the gym?

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

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values