a)
17a - (2b - 3a)
17a - 2b + 3a
20a - 2b
b)
3,5a - (12a - 4,5 + b)
3,5a - 12a + 4,5 - b
8,5a + 4,5 - b
c)
25x - (4x + 18y - 9)
25x - 4x -18y + 9
21x - 18y + 9
d)
(32x - 22y + 45) - 6x
32x - 22y + 45 - 6x
26x - 22y + 45
LICZE NA NAJJJ
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a)
17a - (2b - 3a)
17a - 2b + 3a
20a - 2b
b)
3,5a - (12a - 4,5 + b)
3,5a - 12a + 4,5 - b
8,5a + 4,5 - b
c)
25x - (4x + 18y - 9)
25x - 4x -18y + 9
21x - 18y + 9
d)
(32x - 22y + 45) - 6x
32x - 22y + 45 - 6x
26x - 22y + 45
LICZE NA NAJJJ