A subtraction problem can be turned in to an addition problem because of negative numbers. Take 5-2=3 for example. If you change 5-2 into an addition problem then you would but he addition sign and a negative sign on 2. This will then leave you with the problem looking like 5+ -2. If you add 5 and -2 you will still get three.
Answer:
25
Step-by-step explanation:

Answer:
1 week
Step-by-step explanation:
<u><em>The correct question is</em></u>
Amira has 3/4 of a bag of cat food .Her cat eats 3/4 of a bag per week . How many weeks will the food last ?
we know that
To determine how many weeks her food will last, we take the amount of food and divide by how much she feeds her cats.
3/4 bag ÷ 3/4 bag per week

Multiply in cross

The answer for the question is x=1