Algebra Quiz

What is the coefficient of x² in the expression 7 - 3x²?

• 7

• -3

• 2

• 1

Which of the following is an example of an expression?

• 3x + 2y

• x = 5

• 7x - 1 = 2

• x² + 2x = -4

What is an equation in algebra?

• A mathematical statement that includes an equals sign

• A combination of numbers and pronumerals

• A letter representing a number

• A constant term

Which of the following is a constant term?

• 7

• 5x

• 3x + 2y

• x² + 2x

Which of the following is an example of an equation?

• x = 5

• 5x

• 3x + 2y

• 2a - b

Which of the following is an equation?

• 3x – 1

• x + 1/4

• 7x + 2 = 5

• 3x²y

Which expression contains a term with a coefficient of –9?

• 8 + 9x

• 2x + 9x²y

• 9a – 2ab

• b – 9a²

Decide whether the following pairs of terms are like terms.

• xy and 2yx

• 7a²b and –7ba²

• –4abc² and 8ab²c

• 3x and 3x²

Evaluate: x+32=0

• –32

• 32

• –16

• 16

What is the result of multiplying 2h times 7l?

• 14hl

• 9hl

• 14h

• 7hl