Answer:
-657
Step-by-step explanation:

Substituting the value of a and b

The value of 3a²-4ab-26² is -657
Both 27 and 45 have the greatest common factor of 9, so divide the numerator and the denominator by 9 to get the simplest form.
27/45 = 3/5
3/5 is the simplest ratio
The answer $32.62........
Yes, you multiply the numerator by the numerator and the denominator by the denominator
2 years is 24 months
24/4=6
Barb will eat 6 times more in 2 years than in four months.
Six times six equals 36