A fully charged laptop computer battery can last for 6 hours. The table below shows the relationship between the hours the laptop is used and the hours the battery has left. uhours used0123456lhours left6543210Which equation represents the relationship between u, the hours used, and l, the hours left?u = 6lu = l - 6l = 6 + ul = 6 - u

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18b−0.18 (choice d) d b-18b−18 (choice e) e b-0.18bb−0.18b