Solve.

−7x = x2 + 12

a)
x = 3, x = 5

b)
x = 3, x = 4

c)
x = −3, x = 5
eliminate

d)
x = −4, x = −3

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%

In the figure below, triangle rpq is similar to triangle rts. what is the distance between p and q? a. 24 b. 42 c.50 d. 54

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