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Sagot :

Bonjour,

Si c'est:

3/5x-1=5​

3/5x  =5+1

3/5x  = 6

3 = 6*5x

3= 30x

x= 3/30

x= 1/10

si c'est

3x/5 -1 = 5

3x/5 = 5+1

3x/5 = 6

3x = 6*5

3x = 30

x= 30/3

x= 10

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