Mathematics

Mathematics, 28.06.2019 08:00, erinolson07cats

Which of the following equations is direct variation? y=2x, y=x+2,y=2,y=-2x-1

answer

Answers: 1

Show answers

Similar questions

Предмет

Mathematics, 30.06.2019 09:30, neriah30

1. the value of y varies directly with x, and y = 48 when x = 16. find y when x = 176. y = 3 y = 368 y = 58.7 y = 528 2.write an equation in slope-intercept form of the line with slope 3/4 that contains the point (−4,1). y=3/4x+3 y=3/4x+1 y=3/4x−4 y=3/4x+4 3. tell whether the equation 4x + y = 3 represents a direct variation. if so, identify the constant of variation. direct variation, k = −1/4 direct variation, k = 3 direct variation; k = −4 not a direct variation.

Answers: 1

Предмет

Mathematics, 16.07.2019 19:00, John7Gilbert

For questions 1-3 determine whether the equation represents a direct variation. if it does, find the constant of variation. 1. 2 y = 5x +1 a. not a direct variation b. direct variation, constant of variation is 5/2 c. direct variation, constant of variation is 2/5 d. direct variation, constant of variation is 1 -2/5 2. -12x = 6y a. not a direct variation b. direct variation, constant of variation is 1/2 c. direct variation, constant of variation is 2 d. direct variation, constant of variation is -2 3. 7x -1.4y = 0 a. not a direct variation b. direct variation, constant variation is 1/2 c. direct variation, constant variation is 2 d. direct variation, constant variation is -2 for questions 4-6 suppose y varies directly with x. write a direct variation equation that relates x and y. 4. y= -10 when x =2 a. y= -5x b. y= -1/5x c. y= 5x d. y= 1/5 x 5. y= 7 1/2 when x=3 a. y= 3/2x b. y= 2/3x c. y= 5/2 d. y= 2/5 6. y=10.4 when x=4 a. y= 3.4x b. y= 3.8x c. y= 3.2x d. y= 2.6x for questions 7 and 8 for the data in the table, tell whether y varies directly with x. if it does, write an equation for the direct variation. 7. (x.y) (3, 5.4) (7, 12.6) (12, 21.6) a. not a direct variation b. direct variation, y= 1.8x c. direct variation, y= 4x d. direct variation, y= 5/9x 8. (x,y) (-2,1) (3,6) (8,11) a. not a direction variation b. direct variation, y=x c. direct variation, y=2x d. direct variation, y= -2x

Answers: 2

Предмет

Mathematics, 26.09.2019 22:30, dee024

For questions 1-3 determine whether the equation represents a direct variation. if it does, find the constant of variation. 1. 2 y = 5x +1 a. not a direct variation b. direct variation, constant of variation is 5/2 c. direct variation, constant of variation is 2/5 d. direct variation, constant of variation is 1 -2/5 2. -12x = 6y a. not a direct variation b. direct variation, constant of variation is 1/2 c. direct variation, constant of variation is 2 d. direct variation, constant of variation is -2 3. 7x -1.4y = 0 a. not a direct variation b. direct variation, constant variation is 1/2 c. direct variation, constant variation is 2 d. direct variation, constant variation is -2 for questions 4-6 suppose y varies directly with x. write a direct variation equation that relates x and y. 4. y= -10 when x =2 a. y= -5x b. y= -1/5x c. y= 5x d. y= 1/5 x 5. y= 7 1/2 when x=3 a. y= 3/2x b. y= 2/3x c. y= 5/2 d. y= 2/5 6. y=10.4 when x=4 a. y= 3.4x b. y= 3.8x c. y= 3.2x d. y= 2.6x for questions 7 and 8 for the data in the table, tell whether y varies directly with x. if it does, write an equation for the direct variation. 7. (x.y) (3, 5.4) (7, 12.6) (12, 21.6) a. not a direct variation b. direct variation, y= 1.8x c. direct variation, y= 4x d. direct variation, y= 5/9x 8. (x,y) (-2,1) (3,6) (8,11) a. not a direction variation b. direct variation, y=x c. direct variation, y=2x d. direct variation, y= -2x

Answers: 2

Предмет

Mathematics, 27.10.2019 00:43, kevinmarroquin6

Ineed now or i rpeat 8th grade! at a summer camp, there is one counselor for every five campers. determine whether there is a direct variation between the number of campers (y) and the number of counselors (x). if so, find the equation of direct variation. direct variation y = 5x direct variation x = 5y direct variation y = 5x + 5 no direct variation

Answers: 3

Do you know the correct answer?

Which of the following equations is direct variation? y=2x, y=x+2,y=2,y=-2x-1...

Questions in other subjects:

Konu

History, 28.02.2020 22:45

Which group wanted a laissez-faire economy with few regulations and interference? capitalists unions socialists utopians...

Konu

Mathematics, 28.02.2020 22:45

Can someone help me solve this because i don't know how my teacher expects us to solve this

Konu

Physics, 28.02.2020 22:45

C. neutron and electron 3. The atom's tells the number of protons a. atomic mass b. mass number C. atomic number...

Konu

Computers and Technology, 28.02.2020 22:45

Do the following two programs produce the same result? Program I: public class Test { public static void main(String[] args) { int[] list = {1, 2, 3, 4, 5};...

Konu

Mathematics, 28.02.2020 22:45

1. Suppose that I'm flipping a dime and quarter, such that the probability that both are head is pi, both tail is P2, only the dime is head is p3, and only the quarter is head is 1...

Konu

Geography, 28.02.2020 22:45

It is almost always interesting to ask whether most of the "action" comes from the few, rare events, or the many common events. For earthquakes, we saw that most of the energy is r...

Konu

Mathematics, 28.02.2020 22:45

Most individuals are aware of the fact that the average annual repair cost for an automobile depends on the age of the automobile. A researcher is interested in finding out whether...

Konu

Social Studies, 28.02.2020 22:45

Jenny is taking a quiz that asks for the chemical symbols of 20 elements. She remembers 19 of them but cannot remember the symbol for mercury. As she walks home from school, she su...

Konu

Social Studies, 28.02.2020 22:45

Karen erroneously believes that her test grades are negatively correlated with the amount of time she studies for her tests. Research on illusory correlation suggests that she is e...

Konu

Law, 28.02.2020 22:45

Assume that the store that Stephanie manages has an employment manual and personnel bulletin which both state that, as a matter of policy, workers will be dismissed only for good c...

Other tasks in the category: Mathematics More task