# math 7th grade

posted by
**jill**
.

simplify

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

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

also

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

posted by
**jill**
.

simplify

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

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

also

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