Which expression is equivalent to -20 - (-4)

A. -20+4
B. 20+4
C.-20 -4
D. 20-4

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

52 cm radius = diameter = area = circumference = circumfer

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?