Exploring Algebra Vocabulary and Combining Like Terms

What is algebra primarily described as in the video?

• A new way to count numbers

• A mathematical language

• A form of calculus

• A type of geometry

What do variables represent in algebra?

• A placeholder for any number

• A constant value

• A type of equation

• A fixed number

Which of the following is an example of an expression?

• 3x + 5 = 4

• x + y = z

• 2x = 4

• 3x + 5

What is the only type of math problem that can be solved in algebra?

• Expressions

• Word problems

• Fractions

• Equations

What does it mean to simplify an expression?

• Find the value of the variable

• Combine like terms and remove parentheses

• Convert it to an equation

• Solve for x

What is a coefficient in an algebraic expression?

• A number added to a variable

• A type of exponent

• A constant value

• A number multiplied by a variable

Which term describes a number without a variable?

• Factor

• Exponent

• Coefficient

• Constant

In the expression 4x^3, what is the exponent?

• x^3

• x

• 4

• 3

How many terms are in the expression 4x + 3y + 5x + y?

• 2

• 4

• 5

• 3

What is the simplified form of the expression 4x + 3y + 5x + y?

• 4x + 5x + 3y + y

• 9x + 4y

• 4x + 3y

• 5x + y