If a rectangle has a perimeter of 70, a length of x and a width of x-9, find the value of the length of the rectangle O 13
O 31
O 4
O 22

Find x & pleassse me !

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

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?