Buttons are sold in packets and in boxes.
there are 6 buttons in a packet.
there are 15 buttons in a box.
nomusa buys packets of buttons and boxes of buttons.
she buys a total of buttons.
write a formula for in terms of and .

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

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 =