Algebraic Expressions Quiz

Which of the following is an algebraic expression?

• 3x – 4

• 5 + 7x=3

• 12 ÷ 3

• 20

What is the coefficient the expression 7y + 2?

• 7

• 2

• y

• 9

Which of these expressions represents "5 more than twice a number x"?

• 2x + 5

• 5x + 2

• 5 + x²

• 2 + 5x

Which of these is not an algebraic expression?

• 5y = 20

• 4n – 7

• x² + 1

• 12 + 6m

Which of these is an expression for "the product of a number n and 8"?

• 8n

• n + 8

• n – 8

• n ÷ 8

Simplify: 3x + 5x

• 8x

• 8

• 15x

• 8 + x

Simplify: 7a – 4a + 2

• 3a + 2

• 11a

• 7a – 2

• 3a – 2

Simplify: 6y + 2y – 3y

• 5y

• 11y

• –y

• y

Simplify: 2m + 3n + 5m – 2n

• 7m + n

• m + n

• 7m – n

• 10mn

Simplify: 4a + 3 – 2a + 5

• 2a + 8

• 2a + 2

• 6a + 8

• 2a + 5