Fewpal
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Add the following expressions.

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Add the following expressions:

1.
   (i)
5x+7x+(-6x) = 5x+7x-6x = (5+7-6)x = 6x
   (ii) 3x/5 + 2x/3 + (-4x/5)
        taking x as common
(3/5+2/3-4/5)x
(9+10-12)/15 x
7x/15
(vii) 5x-2x2-8, 8x2-7x-9, 3+7x2-2x
5x-2x2-8+8x2-7x-9+3+7x2-2x

13x2-4x-14

Similarly you can do all the question

asked Sep 4, 2017 in Mathematics by (25 points) 111111111111111111111111111
asked Sep 4, 2017 by (25 points) How to do 1.(ii)

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