Mathematics, 01.12.2020 01:30, AT3P
Alvin’s first step in solving the given system of equations is to multiply the first equation by 2 and the second equation by –3. Which linear combination of Alvin’s system of equations reveals the number of solutions to the system? 9x + 4y = 36 6x + 2.5y = 24 Infinite solutions: 0x – 0y = 0 No solutions: 0x + 15.5y = 144 One solution: 0x + 0.5y = 0 Two solutions: 0x – 0.5y = 60
Answers: 1
Mathematics, 21.06.2019 18:30, mauralawson
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 =
Answers: 1
Mathematics, 21.06.2019 20:00, gracieorman4
Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11
Answers: 2
Alvin’s first step in solving the given system of equations is to multiply the first equation by 2 a...
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