Purchase Solution

# Solve a system of 3 equations.

Not what you're looking for?

Solve for x(1), x(2), x(3);

1. 27,954.606 x(1) + 11,969.843 x(2) - 7515.1688 x(3) = 6124.3394
2. 11,969.843 x(1) + 5900.332 x(2) - 3586.4121 x(3) = 3054.3092
3. -7515.1688 x(1) - 3586.4121 x(2) + 2513.4532 x(3) = -1756.4525

##### Solution Summary

A system of 3 equations is solved by finding the inverse of the coefficient matrix. The response received a rating of "5" from the student who originally posted the question.

##### Free BrainMass Quizzes

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.

##### Multiplying Complex Numbers

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

##### Graphs and Functions

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

##### Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

##### Probability Quiz

Some questions on probability