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Builder · Math
Algebra: solving for x
⏱ 4:21 elapsed
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✏️ Step 3 · Practice
Order the steps to solve 3x + 5 = 20 for x
You'll get instant feedback after each drop. 3 left.
📐 Solving for x — step-by-step grid
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DRAG OR TAP A LABEL
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Subtract 5 from both sides → 3x = 15
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Divide both sides by 3 → x = 5
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Substitute x = 5 → 3(5)+5 = 20 ✓
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Multiply both sides by 3 (wrong move)
Build a calculator in Python 🐍 · Lesson · LearnAI