Answer:
D. Undefined
Step-by-step explanation:
It is a vertical line so it has no slope.
For this case we have that half of the flag was painted blue and the other half yellow.
In addition, a third of the blue half was covered with stars.
So:

A sixth of the flag is blue with stars.
Answer:

Answer:
9
Step-by-step explanation:
forget all this grammar,
let the number be x,
x = {18(15-12)} / 6
x = {18(3)} / 6
x= 54/6
x= 9
value is therefore 9