-5x - 2y = -9
8x + 8y = 24...
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Mathematics, 21.06.2019 20:00
An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years
Answers: 1
Mathematics, 21.06.2019 22:00
Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.
Answers: 1
Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
You know the right answer?
Questions
Business, 27.01.2021 14:40
Mathematics, 27.01.2021 14:40
History, 27.01.2021 14:40
Chemistry, 27.01.2021 14:40
Physics, 27.01.2021 14:40
Mathematics, 27.01.2021 14:50
Social Studies, 27.01.2021 14:50
English, 27.01.2021 14:50
Mathematics, 27.01.2021 14:50
Mathematics, 27.01.2021 14:50
