Equivalent Expressions with Linear Exponents

Which of the following are like terms?

• 3x, 5

• 3x, 5x

• 3x, 5y

• 3, 5x

Use the distributive property and the greatest common factor to write an equivalent linear expression for 6x + 24.

• 3(x + 8)

• 6(x + 4)

• 3(2x + 24)

• 6( x + 24)

What is 2x + x?

• 2x²
• 2x
• 3x
• 5x

Factor:

8x+40

• 8(x+40)

• 8(x+5)

• 40(x+8)

• 4(2x+40)

Translate into an expression:

two more than three times x

• 3x – 2

• 2x – 3

• 3x + 2

• 2x + 3

Use the Distributive Property to write an equivalent linear expression: –9(x – 5)

• –9x – 5

• –9x + 5

• –9x – 45

• –9x + 45

Can you simplify 3x + 7?

• Yes, you can add 3 and 7

• Yes, you can add 1x and 7

• No, you can't add them because they are not "like terms."

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

3x-5x

• 2x
• 8x
• -2x
• 15x²

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x