F(x) = 4x + 1, g(x) = x2 − 9

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7