Mathematics, 04.08.2019 14:00 plzzhelp7931
1.) {5x+y=24x+y=4use the linear combination method. a. (0, 2)b. (−2, 12)c. (−3, 17)d. (1, −8)2.)solve.{2d−e=7d+e=5use the linear combination method. a. there are infinitely many solutions. b. there is no solution. c. the solution is (4, 1).d. the solution is (3, −1) .3.)what is the solution of the system? 5x−y=−21x+y=−34.)what is the solution of the system? −3x+9y=364x+12y=245.)what is the solution of the system of equations? 7/2x−1/2y=9/23x−y=5
Answers: 2
Mathematics, 21.06.2019 18:30
The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.
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Mathematics, 21.06.2019 20:30
Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for
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1.) {5x+y=24x+y=4use the linear combination method. a. (0, 2)b. (−2, 12)c. (−3, 17)d. (1, −8)2.)solv...
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