P.7
이단계 방정식 종합
2분기 (12~2월)정수·괄호·동류항·분수·소수가 있는 이단계 방정식 종합
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Two-Step Equations Review
Skill P.7 · Two-step equations · ★★☆ Medium · Quarter 2
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Solve for the variable.
Example
, so
Think: Undo the addition, then the multiplication. Dividing by a negative number makes the sign flip.
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Answer Key
P.7 Two-Step Equations Review · ★★☆ Medium
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