Introduction to Expressions

What is the constant in this expression? 5c + 2

• c

• 5

• 5c

• 2

• 1

• 2

• 3

• 4

A letter used to represent a number value in an expression or an equation

• term

• coefficient

• constant

• variable

Simplify the expression: 3x + 2y - 5x - 4y

• -2x - 2y

• x + 3y

• -3x - 6y

• 5x + 2y

Combine like terms in the expression: 4a + 2b - 3a - 5b

• 2a - 7b

• 7ab

• a - 3b

• 3a - b

Use the distributive property to simplify the expression: 2(3x + 4)

• 6x - 8

• 6x + 8

• 10x + 4

• 5x + 7

Apply the distributive property to simplify the expression: 5(2a - 3)

• 10a + 15

• 7a - 15

• 5a - 3

• 10a - 15

Which of the following expressions is equivalent to 2x + 3y - 4x + 5y?

• 6x - 2y

• -2x + 8y - 2x + 8y

• -2x + 8y

• 5x + 8y

Identify the equivalent expression for 6a + 3b - 2a - 5b

• 8a - 3b

• 3a + 2b

• 5a - 7b

• 4a - 2b

Simplify the expression: 4x + 2y - 3x - 5y

• x - 3y

• 7xy

• xy - 8

• 2x - 3y