Simplifying Expressions & Combining Like Terms

What is the simplified form of 4x + 5 - 2x + 3?

• 2x + 8

• 3x + 8

• 2x + 5

• 4x + 3

What is the distributive property?

• The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by each term inside a parenthesis.

• The distributive property states that a + b = ab. It allows you to add two terms together.

• The distributive property states that a(b - c) = ab - ac. It allows you to subtract a term from another.

• The distributive property states that a(b + c) = a + b + c. It allows you to add all terms together.

Simplify the expression: 3x + 2x

• 4x

• 5x

• 6x

• 3x

What is the result of 10 - 3 + 2?

• 7

• 8

• 9

• 6

Simplify the expression: 2(3x + 4)

• 6x + 4

• 6x + 8

• 2x + 8

• 3x + 8

What is the result of -4(-4d - 5)?

• 12d + 20

• 16d + 20

• -16d - 20

• -12d - 20

What is a coefficient in an expression?

• A coefficient is a variable that represents a number.

• A coefficient is a numerical factor that multiplies a variable in an expression.

• A coefficient is a constant term in an equation.

• A coefficient is an exponent applied to a variable.

What does it mean to simplify an expression?

• To reduce an expression to its simplest form by combining like terms and eliminating parentheses.

• To make an expression longer and more complex.

• To change the variables in an expression to different letters.

• To evaluate the expression for specific values of the variables.

Simplify the expression: 5a + 2b - 3a + 4

• 2a + 2b + 4

• 2a + 2b - 4

• 8a + 2b + 4

• 2a - 2b + 4

What is the difference between a variable and a constant?

• A variable is a symbol that represents an unknown value, while a constant is a fixed value.

• A variable is a fixed value, while a constant is a symbol that represents an unknown value.

• A variable can change, while a constant cannot change its value during execution.

• A variable is used for storing data, while a constant is used for displaying data.