Which point is an exact solution to the system y = -6(0.75)x and y = 4(x - 1)?

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

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

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible