Help me pls

Answer this question, only if you know the answer. 30 points and brainliest!

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.