For Exercises 1–4, solve the systems of equations using
a. The substitution method or the addition method (see Sections 5.1 and 5.2).
b. Gaussian elimination (see Section 6.1).
c. Gauss-Jordan elimination (see Section 6.1).
d. The inverse of the coefficient matrix (see Section 6.4).
e. Cramer’s rule (see Section 6.5).
Want to see the full answer?
Check out a sample textbook solutionChapter 6 Solutions
COLLEGE ALGEBRA - ALEKS 360
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage