513762
Question 1
Question
3x + 7 = 4x - 8
Answer
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x = 15
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x = 1
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x= 15/7
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x=1/7
Question 2
Question
2x+10 = 18 - 2x
Answer
-
x=1/2
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x=2
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x=-1/2
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nicht lösbar
Question 3
Question
Welche Gleichungen sind äquivalent zu der Gleichung
3x + 7 = 5x + 8 ?
Answer
-
7 = 2x + 8
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-1 + 3x = 5x
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1 + 3x = 5x
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2x + 7 = 8
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