Mrs. Levi's class raised $217.35 in one-time donations for the library's new book collection. The class also had 4 people pledge to donate $150 over the next year to help support the library. Including the pledges, how much money did Mrs. Levi's class raise? PLEASE AWNSER ASAP ILL GIVE BRAINLIEST IF CORRECT

Which ahows the graph of the solution set of 6x+4y< 12

What is the solution of the systems of equations? y=2/3x+3 x=-2

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 =