Jenny invests $2,000 at an interest rate of 5%. the amount of money, , in jenny’s account after t years can be represented using the equation . if jenny would have invested the same amount of money at the same interest rate four years ago, the equation representing the amount of money, , in her account would be represented using the equation . which of the following is equivalent to ?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

Which expression gives you the distance between the points (5,1)and(9,-6)

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?