Which equation represents a linear function a y = 2x^2, b, y = x^2 + 3, d y = 5x - 1, c, y= 10 + x^2

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?