Thursday

September 18, 2014

September 18, 2014

Posted by **Tomas** on Sunday, September 29, 2013 at 5:36pm.

a. 1/3

b. 1

c. x+2y+z / x-2y+3z

d. x-2y-z / x+2y-3z

e. x-2y-z / x+2y+z

my answer is none of above,

is - 1/3,

I didn't know I done it wrong or the question is not correct

- math help -
**Steve**, Sunday, September 29, 2013 at 5:41pm5x+10y +15z-15x+10y-5z+5x-10y-5z

= -5x+10y+5z

= -5(x-2y-z)

(5x+10y+15z)-(15x+10y-5z)+(5x-10y-5z)

= -5(x+2y-3z)

Looks like (d) to me

- math help -
**Tomas**, Sunday, September 29, 2013 at 5:46pmthank you

- math help -
**Tsiyon**, Sunday, September 29, 2013 at 8:50pm4 3/4 - 2 1/4 =

- math help -
**Hana**, Sunday, September 29, 2013 at 8:53pm2 1/2

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