Posted by Casey on Wednesday, March 9, 2011 at 11:19pm.
800 + 30x = 1240 -25x
55x = 440
x = 8 (years from now)
Related Questions
Statistics - 3. The average weekly allowance of students last year at a private ...
Statistics - A researcher is interested in whether students who attend private ...
After-school activities for high school students - I recently received a job to...
statistics - 1. A researcher is interested in whether students who attend ...
ci - A researcher is interested in whether students who attend private high ...
Statistics - Suppose a researcher wants to study the effectiveness of a new ...
Algebra - A high school has 900 students, 40% of whom are drama majors. A second...
Statistics - Suppose a researcher wants to study the effectiveness of a new ...
math - It has been determined that 30% of students at a certain high school own ...
Statistic - consider the population of all students at your school. A certain ...
For Further Reading