10/19/15

Whats negative 4 over 5 divided by negative 2 over 3

4/5 divided by 2/3

10/19/15

Linear Equation Word Problems

In an election between two candidates, 510 votes were cast. If the winner received 380 more votes than the loser, how many votes did the winner receive?

Lisa is 3 times as old as a Maggie. The difference in their ages is 12 years. What are their ages?

Lisa is 3 times as old as Maggie. The difference in their ages is 12 years. What are their ages? 

on the way there 56 mph way back 70 mph. Time it took 4.5 hrs. How long did it take to get back to were I started

This is a little math problem I've been stuck on for a while.

10/18/15

Cellular Service

The model E=-0.475a^2+37.0a-44.6 represents the annual expenditure for cellular service E (in $) for individuals a year old. Use the formula to determine the age(s) at which the average annual... more

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