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Brian McLogan
Combining rational expression with unlike denominators
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Brian McLogan
Combining complex rational expressions
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Master Add and Subtract Rational Expressions
Master Add and Subtract Rational Expressions
Brian McLogan
How do we add fractions expressions for rational expressions
Learn how to add/subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational expressions...
Curated OER
How Do You Add Fractions with Variables?
Combine fractions that have unlike denominators and a variable. As usual the variable needs to get isolated. Then find the least common denominator so you can combine the fractions. Finally put it all back together.
Khan Academy
Khan Academy: Algebra: Adding and Subtracting Rational Expressions
Video showing how to add and subtract rational expressions by finding a common denominator and then simplifying the result. Also includes finding the domain of the result. [8:15]
Khan Academy
Khan Academy: Intro to Adding Rational Expressions With Unlike Denominators
Sal rewrites a/b+c/d as a single rational expression. [2:44]
Sophia Learning
Sophia: Adding and Subtracting Rational Expressions in the Real World
Just like other kinds of expressions or functions, rational expressions can represent real world situations. In this tutorial, you will learn how to use rational expressions to represent naturally occurring scenarios involving addition...
Sophia Learning
Sophia: Adding and Subtracting Rational Expressions in the Real World
Just like other kinds of expressions or functions, rational expressions can represent real world situations. In this tutorial, you will learn how to use rational expressions to represent naturally occurring scenarios involving addition...
Sophia Learning
Sophia: Adding and Subtracting Rational Expressions in the Real World
This video resource provides a real-world example of adding rational expressions to find the perimeter of a fence.