8. Rezolvaţi în mulţimea numerelor intregi ecuaţiile:
a 5x-2-2x 7
b 3x + 5 = 4x-8
c 6-2x = -7x+21
d -4x + 5 = 4x - 27
e -2x + 5 = -3x + 4
f -8 - 14x = 2X - 8

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