Tuesday

September 2, 2014

September 2, 2014

Posted by **kim** on Sunday, March 11, 2012 at 6:36pm.

Women: E= 0.126t+76.74

Men: E=0.169t+69.11

where E represents the length of life in years and t represents the year of birth,measured as number of years since 1975.

a. Write a single equation that can be used to determine in what year of birth

the life expectancy of men and women would be the same.

b. Solve the equation in part a

c. What is the life expectancy for the year of birth determined in part b?

- Algebra -
**Damon**, Sunday, March 11, 2012 at 7:11pm0.126t+76.74 = 0.169t+69.11

or

.043 t = 7.63

or

t = 177

year = 1975 + 177 = 2152

if t = 177

E = .126(177) + 76.74

E = 99.1 years old

**Answer this Question**

**Related Questions**

college psych - Which of the following is true of the prevalance rate of ...

gr12 math - froma group of 6 ladies and 4 men, determine in how many ways a ...

algebra - The projected number of men and women enrolled in US colleges, in ...

math - from a group of women and 4 men, determine in how many ways a committee ...

history - 1. Which factor contributed most to the beginning of the women's ...

History - Ms. Sue please help! 1. Which factor contributed most to the beginning...

history - What development helped women take their first steps toward public ...

history - what developent helped women take their first steps toward public life...

math - In a group of 7 men and 8 women, how many committees of 5 can be selected...

pyschology - The Biosocial approach suggests that gender differences are based ...