# Find linear models for each set of data. In what year will the two quantities be equal? Year Men (years) Women (years) Life Expectancy at Birth (1970-2000) 1970 1975 1980 1985 1990 67.5 692 70.5 71.6 72.5 77.1 79.0 80.7 81.0 1995 73.4 81.5 2000 75.3 81.9 199.7 Let x be the number of years since 1970. What is the linear model for men? y = x + (Round to three decimal places as needed.)

1 answer

###### Question:

Find linear models for each set of data. In what year will the two quantities be equal?

Year

Men (years)

Women (years)

Life Expectancy at Birth (1970-2000)

1970 1975 1980 1985

1990

67.5 692

70.5

71.6 72.5

77.1

79.0

80.7 81.0

1995

73.4

81.5

2000

75.3

81.9

199.7

Let x be the number of years since 1970. What is the linear model for men?

y = x +

(Round to three decimal places as needed.)

Year

Men (years)

Women (years)

Life Expectancy at Birth (1970-2000)

1970 1975 1980 1985

1990

67.5 692

70.5

71.6 72.5

77.1

79.0

80.7 81.0

1995

73.4

81.5

2000

75.3

81.9

199.7

Let x be the number of years since 1970. What is the linear model for men?

y = x +

(Round to three decimal places as needed.)

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