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Rezolvati ecuatia.
5(3x-6)+4(3-2x)=5x-8x


Răspuns :

5 (3x - 6) + 4 (3-2x) = 5x - 8x
15x - 30 + 12 - 8x = -3x
7x - 18 = -3x
10x = 18 => x = 18/10 - simplificam prin 2 <=> x = 9/5