2x + y + z = 9
-x-y +z = 1
3x - y +z=9...
Answers: 3
Mathematics, 21.06.2019 14:10
Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35
Answers: 3
Mathematics, 21.06.2019 18:30
Find the area of the regular hexagon if a side is 20 cm.
Answers: 2
Mathematics, 21.06.2019 19:30
Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?
Answers: 1
Mathematics, 22.06.2019 00:00
Rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.
Answers: 2
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