Which rule describes the transformation that is

a reflection across the x-axis?

A (x, y) → (y, x)

B (X, Y) = (-x.)

C (, Y) (-x.-)

D (x, y) → (x,-)

Suppose y=f (x) + k. What effect does k have on the parent function?

Mrs. Hall has seen 15 girls and 10 boys walk by her classroom between will periods. What is the probability that the next person she sees walk by be a boy?

Caitlin overdrew her account by $7. If she deposited $50 into the account, what is her new balance? $57 $43 -$43 -$57

What number must you add to complete the square x^2+12x=-5 A 12 B 36 C 144 D 6

If a ⊙ b = a3 - b2, then what is the value of 4 ⊙ (-3) ? A. 61 B. 64 C. 73 D. 55

Bert wants to save $5742 so that he can buy the car he wants. If Bert can save $18 per day, how many days will it take him to save enough money?

Jonathan spends 2/8 of his money on food

What is the relationship between 0.008 and 0.08

What would be the answer to 96 > 4 ((5x - 6)

450 square feet of the field were covered with weeds. Each year, Gloria removes 35% of the weeds. Which equation can be used to model the area covered with weeds, t, in square feet, as a function of the number of years, y, Gloria has owned the field?