🔍 Part 1: Identifying Parts of Algebraic Expressions

a) What is the variable?

b) What is the coefficient?

c) What is the constant?

a) 7y - 2

Variable(s): _________ Coefficient(s): _________ Constant(s): _________

b) 4a + 6b + 9

Variable(s): _________ Coefficient(s): _________ Constant(s): _________

c) 12 - 3m

Variable(s): _________ Coefficient(s): _________ Constant(s): _________

📝 Part 2: Writing Algebraic Expressions

a) Five times a number: _________________

b) A number increased by 8: _________________

c) Three less than twice a number: _________________

d) Seven more than four times a number: _________________

a) The cost of buying n movie tickets at $15 each: _________________

b) The total distance travelled if you walk x kilometres and then drive 25 kilometres: _________________

c) The temperature in Celsius if it drops by 3°C from t degrees: _________________

d) The total cost of p pies at $4.50 each plus a $2 delivery fee: _________________

🔗 Part 3: Matching Activity

✅ Part 4: Understanding Check

a) In the expression 9x, the coefficient is 9.

b) A variable can represent any number.

c) Constants never change their value.

💭 Part 5: Explain Your Thinking

My expression: _________________________

"Sarah has some money. She spends $12 on lunch and then earns twice as much as she originally had from her part-time job. How much money does she have now?"

Expression: _________________________