Step-by-step explanation:
2;6 -> 6; -2
4;4 -> 4 ; -4
6;8 -> 8; -6
sorry English isn't my first language so I can't explain it :((
Answer:

Step-by-step explanation:
we know that
Karl makes 7 1/2 batches of cookies using 1 1/2 dozen eggs
so using proportion
Find out how many batches of cookies could he make with a dozen eggs
step 1
Convert mixed numbers to an improper fraction


step 2
Applying proportion
Let
x ----> the amount of batches of cookies

Answer:
C. 18x+9y
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Im not completely sure