Name: Pre-Algebra 26 - Simplifying Mixed Exponential Expressions @MyWhyU
Uploaded: 2011-07-29T01:29:31-0400
Duration: 8 min 17 s
Description: Exponential expressions with multiplied and divided terms can be simplified using the rules of adding and subtracting exponents.

MyWhyU | Algebra 40 - Solving Inconsistent or Dependent Systems @MyWhyU | Uploaded 9 years ago | Updated 13 hours ago
When solving a system of linear equations in x and y with a single solution, we get a unique pair of values for x and y. But what happens when we try to solve a system with no solutions or an infinite number of solutions?

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Pre-Algebra 26 - Simplifying Mixed Exponential Expressions