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va rog mult rezolvarea!fara explicatie 25 de puncte!+coaroana
exercitiul 15


Va Rog Mult Rezolvareafara Explicatie 25 De Punctecoaroana Exercitiul 15 class=

Răspuns :

a)4x+24-4x-8=6x-14-5x+1 16=x-13 -x=-29 x=29 b)4x-8-7+3x=5x-5 7x-15=5x-5 2x=10 x=5 c)4x-4x-6=21x-7+8-14x -6=7x+1 -7x=7 x=-1 d)8+4x-12=6-4x+5 4x-4=11-4x 8x=15 x=8pe 15 e)12x-36+8x+4=6x+21-41 20x-32=6x-20 14x=12 x=7pe 6 f)8x+4-2x-1=2x-6-3x-9 6x+3=-x-15 7x=-18 x=7pe -18