What this quiz covers

Grade 8 Algebraic Expressions Quiz 1 draws its questions at random from 40 questions across these topics:

• Variables
• Expression or equation
• Conventions
• Terms
• Coefficients
• Constants
• Words to algebra
• Substitution
• Like terms
• Unlike terms
• Common mistakes
• Real-life contexts

Example questions

A sample of the questions you will practise in this quiz. Work them out yourself - the full solution appears after you answer each one.

1. The pattern is \(3,\; 6,\; 9,\; 12,\; \ldots\) and the rule is \(3n\), where \(n\) is the term number. What is the 20th term?
2. Thabo's age is \(x\). His sister is 4 years older. Write an expression for his sister's age.
3. Why is \(x\) called a variable?
4. Which of these is an equation?
5. Which of these is an expression?