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513762
Mathe 7
Description
Quiz on Mathe 7, created by PeLoh on 29/01/2014.
Quiz by
PeLoh
, updated more than 1 year ago
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Created by
PeLoh
about 10 years ago
20
2
0
Resource summary
Question 1
Question
3x + 7 = 4x - 8
Answer
x = 15
x = 1
x= 15/7
x=1/7
Question 2
Question
2x+10 = 18 - 2x
Answer
x=1/2
x=2
x=-1/2
nicht lösbar
Question 3
Question
Welche Gleichungen sind äquivalent zu der Gleichung 3x + 7 = 5x + 8 ?
Answer
7 = 2x + 8
-1 + 3x = 5x
1 + 3x = 5x
2x + 7 = 8
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