You are playing an online game with your friend and they are on level 4. you are on level 6 and can beat, on average, 4 levels per hour. if your friend can beat 5 levels per hour, how many hours will it take for you and your friend to be on the same level?

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?