Problem
Give a real world meaning for the following pair of algebraic expressions.
50 -10 m and 50 -10 p
Solution
Let's suppose that m represent the number of hours and we want to estimate the number of units failed in a production line and we know that each hour there are 10 defectives and we start with 50 units then the correct model would be:
50 -10 m
Now let's suppose that we want to find the amount of money that we have left after buy some pennis. We have 50$ and we want to spend 10 on each penny then we can c