Sunday
April 20, 2014

Homework Help: Algebra 1

Posted by Sam R. on Sunday, June 20, 2010 at 10:41pm.

i need help working these correctly!

1. Are the inequalities 3x-4<10-4x and 2(x-5) >3(2x-6) equivalent? Why or why not? Show your work and explain your answer.


3. The yearly cost T, in thousands of dollars, of tuition and required fees at a private college (includes two- and four-year schools and does not include room and board) can be approximated by

T = 3/5n+5


where n is the number of years since 1985. That is, corresponds to 1985, corresponds to 1990, and so on. Show your work and explain each answer.
a. Find the cost of tuition in 1985, 1996, 2000, and 2004.estimate the cost of tuition in 2005.Predict the year in which the cost of tuition will be $23,000. Explain your answer.

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