Mathematics, 08.03.2021 23:10, ajime
x + 3y = -9 3x + 4y = -9 2x+y=4 2x +y = 4 1) How can we get System B from System A? Choose 1 A А Replace one equation with the sum/difference of both equations Replace only the left-hand side of one ® equation with the sum/difference of the left-hand sides of both equations Replace one equation with a multiple of itself 12f
Answers: 2
Mathematics, 21.06.2019 19:30, amatulli
Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .
Answers: 1
Mathematics, 21.06.2019 23:20, jessicasbss6840
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
x + 3y = -9 3x + 4y = -9 2x+y=4 2x +y = 4 1) How can we get System B from System A? Choose 1 A А Re...
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