Answer:
4
Step-by-step explanation:
there is no quantity for g and 4 is all that is left
Answer:
28 
Step-by-step explanation:
21/2 * 8/3 = 28
Answer: 12.4 + 1.1x + 2.2x^2 + 2.3x^3
Step-by-step explanation:
add the like variables
The answer would be 15/4 or 3 3/4