02:20
Solving a word problem with two unknowns using a…
Solving a word problem with two unknowns using a linear equation.
This shows how to represent the two unknowns using their given relationship so that a linear equation can be written using one variable. Then that equation is solved to answer the question
01:51
Introduction to simplifying a sum or difference…
Introduction to simplifying a sum or difference of radical expressions: Univariate
Two examples of reducing radicals to then be able add or subtract like radicals
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