subject
Mathematics, 14.03.2020 01:18 maxzavala364

Y can be eliminated from the system of equations: 4x + 7y = 12 (3) x + y = 4 by adding the equations after multiplying the second equation by: a) -4 b) 4 c) -7 d) 7 e) none of these

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)
Answers: 1
question
Mathematics, 21.06.2019 18:30
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?
Answers: 1
question
Mathematics, 21.06.2019 20:00
Select the graph of the solution. click until the correct graph appears. |x| = 3
Answers: 2
question
Mathematics, 21.06.2019 20:30
The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?
Answers: 2
You know the right answer?
Y can be eliminated from the system of equations: 4x + 7y = 12 (3) x + y = 4 by adding the equations...
Questions
question
Mathematics, 18.12.2019 12:31
Questions on the website: 13722367