Which ordered pair is a solution of the system? x + 4y = 19 2x + y = - 2 a) no solution b) (-13, 2) c) (0, - 11) d) (3, - 8)

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount