Answer:
Explanation:
We need a common denominator.
The least common multiple of 15 and 5 is 15.
We change the second fraction to have 15 in the denominator.
-13/15
-4/15 - 3/5
Make common denominators by multiplying 3/5 by 3/3
-4/15 - (3/5 * 3/3)
-4/15 - 9/15
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