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cat este rezolvarea ecuoatei 10x+5-23x=12x-3+15


Răspuns :

10x-18=12x+12
10x-12x=12+18
-2x=30
x= [tex] \frac{30}{-2} [/tex]
x=-15
10x + 5 - 23x = 12x - 3 + 15
10x - 23x - 12x = -3 + 15 - 5
- 25x = 7
x = - 7/25