Briana bought 3 pairs of boots with a regular price of b dollars and 6 pairs of socks with a regular price of s dollars. She used a 30%­off coupon. Write an expression that shows how much money Briana spent in all. Then expand the expression.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Which table represents a linear function? i'll give brainliest to first answer ^'^

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5