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December 19, 2014

December 19, 2014

Posted by **mema** on Thursday, May 26, 2011 at 11:05pm.

(1/10x^2-1/2x-3/10)+(1/2x^2+1/4x-1/5

Show me how to do this please?

- algebra -
**Reiny**, Friday, May 27, 2011 at 8:04am(1/10x^2-1/2x-3/10)+(1/2x^2+1/4x-1/5

remember , we can only add "like" terms

= (1/10)x^2+(1/2)x^2 + (-1/2)x+(1/4)x -3/10-1/5

= (3/5)x^2 - (1/4)x - 1/2

( I added the fraction of the like terms)

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