Here is more...I suck at mouth (ps:like 8 more of these coming at yaa)

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

I'm confused on this could anyone me and show me what i need to do to solve it.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12