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a) 6a + 3b = __ (2a+b)
b) 1,5x + y - 2,5z = 0,5(__x+___y-___z)
c) -8x-16y = __ (x+2y)
d) 4abc - 8ab + 12abd = __ (c - 2 + 3d)
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a)6a+3b=3(2a+b)
b)1,5x+y-2,5z=0,5(3x+2y-5z)
c)-8x-16y=-8(y+2y)
d)4abc-8ab+12abd=4ab(c-2+3d)
a) 3
b)3; 1; 1,25
c)-8
d) 4ab