Question

is this anwer correct

9a^2b + 3c + 2a^2b + 5c =

ANSWER : 11a^2 + 8c^2

9a^2b + 2a^2b= 11a^2
3c+5c = 8c^2

so the answer IS 11a^2 +8c^2

there are choices
a) 19a^2bc
b) 11a^2b+8c
c) 11a^4b^2 +8c^2
d) 19a^2b^2c^2

Answer 1

good grief, I thought we went through all that...

http://www.jiskha.com/display.cgi?id=1282574981

9a^2b+2a^2b = 11a^2b
3x+5c = 8c , so ....

9a^2b + 3c + 2a^2b + 5c
= 11a^2b + 8c