Mathematics, 02.02.2021 01:00 emmmmmily997

Use substitution to solve the system. - 5x+4y = -9 y = 2x--6

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:30, latinotimo7643

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Answers: 3

continue

Mathematics, 21.06.2019 19:10, lays20001

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

Answers: 3

continue

Mathematics, 22.06.2019 04:20, SushiMagic

Question 2 (essay worth 10 points) (03.02 mc) in δabc shown below, point a is at (0, 0), point b is at (x2, 0), point c is at (x1, y1), point d is at x sub 1 over 2, y sub 1 over 2, and point e is at the quantity of x sub 1 plus x sub 2 over 2, y sub 1 over 2: triangle abc is shown. point d lies on segment ac and point e lies on segment bc. a segment is drawn between points d and e. point a is at the origin. prove that segment de is parallel to segment ab.

Answers: 1

continue

Mathematics, 22.06.2019 06:00, krab38

Use the sample data and confidence level given below to complete parts a through d. a research institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n=1090 and x=549 who said yes. use a 99% confidecne level. a. find the best point of estimate of the population of portion p. b. identify the value of the margin of error e. e= round to four decimal places as needed. c. construct the confidence interval._ < p < _ round to three decimal places. d. write a statement that correctly interprets the confidence interval.

Answers: 3

continue

You know the right answer?

Use substitution to solve the system. - 5x+4y = -9 y = 2x--6...