б) 2x 2x+1 3x-5
___ - ____ = ____
3 6 4
__ - ____ = ____ 3 6 4
4*2х - 2(2х+1) -3(3х+5) = 8х-4х-2-9х-15 = -5х-17
12 12 12
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б) 2x 2x+1 3x-5
__ - ____ = ____
3 6 4
4*2х - 2(2х+1) -3(3х+5) = 8х-4х-2-9х-15 = -5х-17
12 12 12