What is the expression that shown 18+(-13)-11

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

The ratios of boys to girls on a soccer league is 2: 5. if there are 28 boys, how many girls are playing soccer? extra points! will mark as brainiest asap