Twenty percent of the shoes in a factory are black. One shoe is chosen and replaced. A second shoe is chosen and replaced. Then a third shoe is chosen. What is the probability that none of the shoes are black? The probability that none of the shoes are black is .

Rick is driving to his uncles house in greenville, which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

P= price tax is 4% added to the price. which expression shows the total price including tax?