Zusammenfassung der Ressource
Frage 1
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Solve: 2X = X- 8
How is X removed from the right hand side to the left hand side?
Antworten
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2X -X = X - 8 -X
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2X + X = X - 8 + X
Frage 2
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2X - X = X - 8 - X
Simplify the left and right hand side of the equation
Frage 3
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if X = -8
Is 2(-8) = -8 - 8