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September 4, 2015
Posted by **jill** on Wednesday, August 24, 2011 at 10:26pm.

2(a^2+2b+2a^2)+b+2c

answer: 4a^2+5b+2c

also

6a^2-a^2+16=7a^2+16 correct??

- math 7th grade -
**Anonymous**, Thursday, August 25, 2011 at 12:16ama^2 + 2b + 2a^2 = 3a^2 + 2b

2 * ( a^2 + 2b + 2a^2 ) + b + 2c =

2 * ( 3a^2 + 2b ) + b + 2c =

6a^2 + 4b + b + 2c =

6a^2 + 5b + 2c

- math 7th grade -
**Anonymous**, Thursday, August 25, 2011 at 12:20am6a^2 - a^2 + 16 = 5a^2 + 16

- math 7th grade -
**jayjay**, Thursday, August 25, 2011 at 5:05pm8^2 divid 16x2-5