Simplify.

9 + 8 + 3x

17 + 3 x
9 + 11 x
20 + x
20 x

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11