Understanding Equivalent Expressions
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Beginner
Start here! Easy to understand
Beginner Explanation
Equivalent expressions are expressions that simplify to the same value. For example, $3 \times 4$ and $6 + 6$ both equal 12.
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Practice Problems
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1
Quick Quiz
Single Choice Quiz
Beginner
Which of the following expressions is equivalent to $2x + 3x$?
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2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
You are buying $3$ notebooks and each costs $2x + 1$ dollars. Write an expression for the total cost.
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3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
Prove that $4(x + 2) - 3x$ is equivalent to $x + 8$.
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4
Challenge Quiz
Single Choice Quiz
Advanced
Which expression is equivalent to $(x + 3)^2$?
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Recap
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