Lesson: Applications on Systems of Linear Equations in Three Variables
In this lesson, we will learn how to solve real-world problems using a system of linear equations in three variables.
Sample Question Videos
Worksheet: 25 Questions • 4 Videos
An animal shelter has a total of 350 animals comprised of cats, dogs, and rabbits. If the number of rabbits is 5 less than half the number of cats, and there are 20 more cats than dogs, how many of each are at the shelter?
Three numbers sum up to 147. The smallest number is half the middle number, which is half the largest number. What are the three numbers?
Three even numbers add up to 108. The smaller is half the larger and the middle number is of the larger. What are the three numbers?