Algebra Basics Quiz – Expressions and Linear Equations (Grades 7–8)
An algebra basics quiz for grades 7–8: variables, evaluating and simplifying expressions, like terms, the distributive property and solving one- and two-step linear equations. 12 questions with worked explanations.
- Grades 7–8
- 12 questions
- About 6 min
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Questions
Correct answers aren't marked here, so you can use this page as a test. You'll see them in your account after you use the quiz.
- 1Single choice
Solve for x: x + 7 = 15
- x = 22
- x = 8
- x = 7
- x = −8
- 2Single choice
Solve for x: 3x = 21
- x = 7
- x = 18
- x = 24
- x = 63
- 3Single choice
What is the value of 2a + 5 when a = 4?
- 11
- 13
- 29
- 18
- 4Single choice
Simplify: 5x + 3 − 2x + 4
- 7x + 7
- 3x − 1
- 10x
- 3x + 7
- 5Single choice
Expand: 3(x − 4)
- 3x − 4
- 3x − 12
- x − 12
- 3x + 12
- 6Single choice
Solve for x: 2x − 5 = 11
- x = 3
- x = 6
- x = 8
- x = 16
- 7True / False
In the expression 4y + 9, the number 4 is called the coefficient of y.
- True
- False
- 8Multiple choiceMore than one correct answer
Which of these are like terms with 6x? Select all that apply.
- −2x
- 6x²
- x
- 6y
- 0.5x
- 9Type answer
Solve for n: n/4 = 5. Type the value of n.
Written answer:
- 10Single choice
Which equation means "a number n increased by 9 is 30"?
- 9n = 30
- n − 9 = 30
- n + 9 = 30
- n + 30 = 9
- 11True / False
x = −2 is a solution of the equation 4x + 3 = −5.
- True
- False
- 12Single choice
Solve for x: 5(x + 1) = 35
- x = 6
- x = 7
- x = 30
- x = 34/5