What is the constant variation of 2x+y=-4?

Find the distance between (7,-6) and (-3,-9)

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

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?