Mathematics, 27.11.2019 20:31 meababy2009ow9ewa
Replace the third equation by the sum of itself and -1 times the second equation x-2y-7z=17,-6x+4y+5z=-9,8x+7y=z=-4
Answers: 1
Mathematics, 21.06.2019 17:30
Can any one me with the answers to these questions asap?
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Mathematics, 21.06.2019 18:00
Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?
Answers: 1
Mathematics, 21.06.2019 23:00
Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?
Answers: 1
Replace the third equation by the sum of itself and -1 times the second equation x-2y-7z=17,-6x+4y+5...
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