Introduction to Variables
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Introduction to Variables
🔍 Part 1: Understanding Variables
🎯 Part 2: Identifying Variables in Expressions
a) 3x + 7
b) 2y - 5
c) a + b = 15
d) 4m + 3n - 8
Expression: 5x + 2
Variable(s): ____________
Numbers: ____________
Expression: 3a - 4b + 7
Variable(s): ____________
Numbers: ____________
📝 Part 3: Writing Expressions with Variables
a) A number increased by 8
b) Three times a number
c) A number decreased by 12
d) Five more than twice a number
a) The cost of buying x apples at $2 each:
b) The total distance if you walk y kilometres and then 3 more kilometres:
c) Your age in 5 years if you are currently n years old:
🧮 Part 4: Working with Variables
a) x + 7 = ____________
b) 3x = ____________
c) 2x - 5 = ____________
a) y + z = ____________
b) y - z = ____________
c) 2y + 3z = ____________
🎨 Part 5: Creative Challenge
Your word problem:
Algebraic expression:
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