It's easy it's B need me to explain?
Answer:
b
Step-by-step explanation:
(21-8)-6=7
and that's it
4
there is no quantity for g and 4 is all that is left
28
21/2 * 8/3 = 28
Answer: 12.4 + 1.1x + 2.2x^2 + 2.3x^3
add the like variables
