Year 7 Mathematics Quiz: Linear Expressions
Instructions
Answer each of the following questions to the best of your ability. Make sure to show your work where applicable.
- What is the value of the expression (3x + 5) when (x = 2)?
Provide your answer in the simplest form.
Correct answer: 11
- If (a = 4) and (b = 3), what is the result of the expression (2a - 3b + 7)?
Show your calculations.
Correct answer: 1
- Simplify the linear expression: (4(x + 2) - 3(x - 1)).
Write down your final simplified expression.
Correct answer: x + 11
- What is the coefficient of (x) in the expression (7x - 5 + 2x)?
State the coefficient clearly.
Correct answer: 9
- If (p) represents a number, write the expression for six times (p) decreased by 4.
Make sure your expression is clear and concise.
Correct answer: 6p - 4
Good luck!