Answer:
17
Step-by-step explanation:
3x3=9 4x7=28 28+9=37 37-20=17
D is the correct answer partly because it's the only equation that has the correct outcome and partly because you have to divide 1313 by 4 anyways for the answer to make sense.
number of cups you have ÷ number of cups per serving = number of servings
Maybe 6788654.57777-33554-3555+6788
Answer:

Step-by-step explanation:
Given

Required
Determine the inverse function b(a)
Write A(b) as a

Swap a and b


Divide both sides by 7

Maka a the subject

Swap a and b again

Hence:
