Variables Help : Videos | Worksheets | Word Problems

Many students find variables difficult. At TuLyn, we have hundreds of free variables video tutorials, printable variables worksheets, and variables word problems to help you better understand variables and get better grades.

Variables

Many students find variables difficult. They feel overwhelmed with variables homework, tests and projects. And it is not always easy to find variables tutor who is both good and affordable. Now finding variables help is easy. For your variables homework, variables tests, variables projects, and variables tutoring needs, TuLyn is a one-stop solution. You can master hundreds of math topics by using TuLyn.

At TuLyn, we have over 2000 math video tutorial clips including variables videos, variables practice word problems, variables questions and answers, and variables worksheets.

Our variables videos replace text-based tutorials and give you better step-by-step explanations of variables. Watch each video repeatedly until you understand how to approach variables problems and how to solve them.
  • Hundreds of video tutorials on variables make it easy for you to better understand the concept.
  • Hundreds of word problems on variables give you all the practice you need.
  • Hundreds of printable worksheets on variables let you practice what you have learned by watching the video tutorials.
How to do better on variables: TuLyn makes variables easy.

Combining Like Terms Video Clip

Combining Like Terms
Video Clip Length: 1 minute 13 seconds
Video Clip Views: 55060

This tutorial shows how to combine like terms in given polynomial, the variables, and the constants.  You will learn to combine the coefficients of the same variable as well as pay attention to the signs of coefficients, for there are different rules for different signs and same signs.

video, algebraic expressions, algebraic fractions, combining like terms, constants, equations, expressions, like terms, polynomials, variables

Evaluating Expressions By Substitution Of Variables Using Order Of Operations 2 Video Clip

Evaluating Expressions By Substitution Of Variables Using Order Of Operations 2
Video Clip Length: 1 minute 39 seconds
Video Clip Views: 22052

arithmetic operations, evaluating expressions, expressions, operations, order of operations, substitution, substitution of variables, variables

Evaluating Expressions By Substitution Of Variables Using Order Of Operations Video Clip

Evaluating Expressions By Substitution Of Variables Using Order Of Operations
Video Clip Length: 2 minutes 12 seconds
Video Clip Views: 21746

arithmetic operations, evaluating expressions, expressions, operations, order of operations, substitution, substitution of variables, variables

Evaluating Expressions With Parentheses And Exponents Using Substitution Of Variables 2 Video Clip

Evaluating Expressions With Parentheses And Exponents Using Substitution Of Variables 2
Video Clip Length: 4 minutes 9 seconds
Video Clip Views: 16203

This tutorial will show you how to evaluate expressions when given values for the variables.  We use the distributive property to multiply a coefficient by the given binomial.  We also are showing you how to use the order of operations, by handling parentheses, then multiplication followed by addition next.

evaluating expressions, exponents, expressions, substitution, substitution of variables, variables

Evaluating Expressions With Exponents Using Division Using Substitution Of Variables Video Clip

Evaluating Expressions With Exponents Using Division Using Substitution Of Variables
Video Clip Length: 3 minutes 38 seconds
Video Clip Views: 14882

This tutorial will show you how to evaluate a given expression using the order of operations, PEMDAS.  You will be substituting values and learning how to raise a value to a power and decide on which operation to use first in the expression.

arithmetic operations, evaluating expressions, exponents, expressions, operations, substitution, substitution of variables, variables

Evaluating Expressions By Substitution Of Variables Video Clip

Evaluating Expressions By Substitution Of Variables
Video Clip Length: 2 minutes 28 seconds
Video Clip Views: 9984

evaluating expressions, expressions, substitution, substitution of variables, variables

Evaluating Expressions With Exponents Using Substitution Of Variables 2 Video Clip

Evaluating Expressions With Exponents Using Substitution Of Variables 2
Video Clip Length: 2 minutes 41 seconds
Video Clip Views: 9745

This tutorial will be able to help you with evaluating expressions when given values.  You will be to substitute variables in your expressions by using the order of operations.

arithmetic operations, evaluating expressions, exponents, expressions, operations, substitution, substitution of variables, variables

Evaluating Expressions With Exponents Using Substitution Of Variables 4 Video Clip

Evaluating Expressions With Exponents Using Substitution Of Variables 4
Video Clip Length: 2 minutes 52 seconds
Video Clip Views: 7514

This tutorial will be able to help you evaluate the expression when given the values for each variable.  You will learn how to substitute your variables and how to keep the operations although if not shown in order to find the solution to the expression.   We also observe the order of operations, because we multiply first and then we subtract.

evaluating expressions, exponents, expressions, substitution, substitution of variables, variables

Evaluating Expressions With Parentheses And Exponents Using Substitution Of Variables Video Clip

Evaluating Expressions With Parentheses And Exponents Using Substitution Of Variables
Video Clip Length: 6 minutes 60 seconds
Video Clip Views: 7476

This tutorial will show you how to evaluate expressions when given values for the variables.  You will learn how to substitute given values into expressions as well as how to perform operations using the order of operations, where you handle parentheses first, then work with exponents next.

evaluating expressions, exponents, expressions, substitution, substitution of variables, variables

Evaluating Expressions With Exponents Using Substitution Of Variables Video Clip

Evaluating Expressions With Exponents Using Substitution Of Variables
Video Clip Length: 10 minutes 35 seconds
Video Clip Views: 7330

This tutorial will be able to show evaluate expressions when given values.  You will need to use substitute the given values for expand the exponent notation.  You learn how to find a product of a given expression.

evaluating expressions, exponents, expressions, product, substitution, substitution of variables, variables

Homework Help Questions

  • a - 3a = ?

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How Others Use Our Site

Understand relationship between variables and numbers.
Making variables easier.
I am hoping I will learn how to do word problems related to Solving Systems of Linear Equations in Two Variables. It is an area I am having the most trouble.. especially related to distance (2 autos traveling at different speeds, etc.) problems where speed is unknown.
To learn how to work word problems, algebraic expressions with variables, rates,y=mx+b or y=mx-b, and knowing what these variables stand for on a graph, fractions conversions etc.

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Subtracting Variables

Hundreds of video clips, worksheets, and word problems on subtracting variables.

Dividing By Variables

Hundreds of video clips, worksheets, and word problems on dividing by variables.

Substitution Of Variables

Hundreds of video clips, worksheets, and word problems on substitution of variables.

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Many students find variables difficult. At TuLyn, we have hundreds of free variables video tutorials, printable variables worksheets, and variables word problems to help you better understand variables and get better grades.