\large -10x-5y=20
Mathematics, 23.11.2020 02:00 gonzalesalexiaouv1bg
The following system of equations is given below:
\large -5x+y=-18
\large -10x-5y=20
Which of the following steps is not suitable to solve this system by elimination?
a. Multiply the first equation by 2 and then subtract the equations from each other.
b. Multiply the first equation by -5 and then add the equations together.
Selected:c. Multiply the first equation by 5 and then add the equations together. This answer is incorrect.
d. Multiply the first equation by -2 and then add the equations together.
Answers: 3
Mathematics, 21.06.2019 23:00, ptrlvn01
1. an economy consists of three workers: larry, moe, and curly. each works 10 hours a day and can produce two services: mowing lawns and washing cars. in an hour, larry can either mow one lawn or wash one car; moe can either mow one lawn or wash two cars; and curly can either mow two lawns or wash one car. a. calculate how much of each service is produced under the following circumstances: a. all three spend all their time mowing lawns. b. all three spend all their time washing cars. c. all three spend half their time on each activity d. larry spends half of his time on each activity, while moe only washes cars and curly only mows lawns b. using your answers to part a, draw a production possibilities frontier and label points a, b, c, and d on your graph. explain why the production possibilities frontier has the shape it does. c. are any of the allocations calculated in part a inefficient? explain.
Answers: 3
Mathematics, 22.06.2019 02:00, emilyblaxton
Gables properties corp. is leasing office building with an area of 49b^2+70b+25. what is the shape of the building? a) rectangle b) square
Answers: 3
The following system of equations is given below:
\large -5x+y=-18
\large -10x-5y=20
\large -10x-5y=20
History, 29.06.2019 19:30
History, 29.06.2019 19:30
Mathematics, 29.06.2019 19:30