Factor −1/9 out of −1/9x−3.

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.

Can someone me with these two circle theorem questions asap?

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5