Mathematics, 11.11.2020 23:30 Arealbot
Show and explain how replacing one equation by the sum of that equation and a multiple of the other produces a system with the same solutions as the one shown
8x + 7y =39
4x - 14y = -68
Answers: 1
Mathematics, 21.06.2019 13:00
(40 points) i need some . an answer definition is appreciated as well.
Answers: 2
Mathematics, 21.06.2019 20:30
Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.
Answers: 3
Mathematics, 21.06.2019 21:30
Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?
Answers: 1
Mathematics, 21.06.2019 23:00
The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?
Answers: 1
Show and explain how replacing one equation by the sum of that equation and a multiple of the other...
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