Purchase Solution
Solving equations
Not what you're looking for?
For the equation, 5r-3s=24 and 3r+5s=28 solve for r and s by
1. substitution
2. elimination
3. matrix methods (except Cramer's rule)
4. Cramer's rule
5. Graphically
Purchase this Solution
Solution Summary
This shows how to solve a system of equations using a variety of methods.
Purchase this Solution
Free BrainMass Quizzes
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Exponential Expressions
In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.
Graphs and Functions
This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.
Probability Quiz
Some questions on probability