Purchase Solution

Systems of linear equations, a general approach

Not what you're looking for?

Ask Custom Question

Explain how you decide whether it is easier to solve a system by substitution or the elimination method. Response should be detailed and include an example

Purchase this Solution

Solution Summary

Systems of linear equations, a general approach

Solution Preview

Let's suppose that we have two equations

ax + by = c
dx + ey = f

where x and y are the variables we are trying to solve, and a to f are constants.

For our discussion here, we call (a,d) and (b,e) a vertical pair and (a,b) and (d,e) a horizontal pair.

If a vertical pair is the same, or one element in one vertical pair is a multiple of the other, then we should use elimination. This ...

Purchase this Solution

Free BrainMass Quizzes
Probability Quiz

Some questions on probability

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts