Answer:

Step-by-step explanation:
add green and yellow which is 10 over the whole thing which is 23
Step-by-step explanation:
Simple
We will subtract
21 - 16 = 5
So 5 more students can join the class
Answer:
The ordered pair is not a solution as both sides of the equation do not equal each other.
Step-by-step explanation:
(3,2); x + 6y = 13
(3) + 6(2) = 13
3 + 12 = 13
15 = 13
It comes out to 0.8775 so it rounds to about $0.88