Mathematics, 05.02.2020 08:01 shainaanderson24

Select the best possible first step to solving the system by first eliminating the x variable.

3x – 9y = 6
2x – 11y = 6

multiply the first equation by –2 and multiply the second equation by 3.
multiply the first equation by –2 and multiply the second equation by –3.
none of the above
multiply the first equation by 2 and multiply the second equation by 3.

select the best possible first step to solving the system by first eliminating the x variable.

3x – 9y = 6
2x – 11y = 6

multiply the first equation by –2 and multiply the second equation by 3.
multiply the first equation by –2 and multiply the second equation by –3.
none of the above
multiply the first equation by 2 and multiply the second equation by 3.

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:10

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

What is fraction that is equivalent to 3/8

Answers: 2

Answer

Mathematics, 21.06.2019 23:30

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?

Answers: 1

Answer

Mathematics, 22.06.2019 02:00

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet

Answers: 2

Answer

You know the right answer?

Select the best possible first step to solving the system by first eliminating the x variable.
...

Questions