It is found that the number of married and single adults in a certain town are subject to the following statistics. Suppose that x and y denote the number of married and single adults, respectively, in a given year (say as of Jan 1) and let m, s denote the corresponding numbers for the following year. Then: .

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.6: Matrices
Problem 6E
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It is found that the number of married and single adults in a certain town are subject to the following statistics. Suppose that x and y denote the number of married and single adults, respectively, in a given year (say as of Jan 1) and let m, s denote the corresponding numbers for the following year. Then: .

8x + 3y = m .

2x + 7y = s

a) write this system of equations in matrix form

Part b. Download attachment then solve it

c) suppose that in a given year there were found to be 100,00 married adults and 50,000 single adults. How many married (respectively, single) adults were there in the preceding year?

d) How many married (respectively, single) adults were there two years ago?

a) write this system of equations in matrix form
b) solve the resulting matrix equation:
X =
Transcribed Image Text:a) write this system of equations in matrix form b) solve the resulting matrix equation: X =
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