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2. 7х. –3x. 5х. -х. -2х
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Answer:
6x
Step-by-step explanation:
= (7x)+(-3x)+(5x)+(-x)+(-2x)
=(7x)+(-x)(-3x)+(-2x)+(5x)
=6x+(-5x)+(5x)
=6x+0
=6x
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