Sum of two integers is \(-80\). If one of the integers is \(-90\), find the other.
10
Step 2: Use the given sum:
((-90) + x = -80)
Step 3: Add (90) to both sides:
((-90 + 90) + x = -80 + 90)
Step 4: Simplify each side:
(0 + x = 10)
(x = 10)
Final Answer: (10)