Simplifying Variable Expressions: Combining Like Terms

What is the main topic of this tutorial?

• Solving quadratic equations

• Graphing linear equations

• Understanding like terms

• Factoring polynomials

What are 'like terms'?

• Terms with the same coefficients

• Terms with different exponents

• Terms with the same variable part

• Terms with different variables

How can you identify like terms?

• By comparing their coefficients

• By comparing their variable parts

• By comparing their exponents

• By comparing their constants

What is the result of adding 2a and 3a?

• 6a

• 3a

• 5a

• 2a

What is the result of subtracting 2x^2 from 6x^2?

• 4x^2

• 2x^2

• 8x^2

• 6x^2

What do you do with the coefficients when adding like terms?

• Multiply them

• Divide them

• Add them

• Subtract them

Which of the following pairs are like terms?

• 4y and 5y

• 2a and 2b

• 3x and 3x^2

• 6x and 6y

In the expression 4x^2 + 2x^2, what is the simplified form?

• 8x^2

• 4x^2

• 2x^2

• 6x^2

What is the simplified form of 5y - 2y?

• 2y

• 5y

• 7y

• 3y

What should you do if a term does not have any like terms in an expression?

• Write it by itself

• Ignore it

• Combine it with any term

• Multiply it by 2