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Algebra · Solving equations
Type the answer, get it marked
Practice question
Solve 3x + 7 = 22
Correct · +10 XP
Take 7 from both sides to get 3x = 15, then divide by 3. Do the same thing to both sides and the equation stays balanced.
Next: rearranging when x appears twice →
Lesson 3 of 8
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