Mathematics · Algebra
In City E, the number of Instagram users is represented by (x + 100) and the number of Facebook users is represented by (y - 80). If these two platforms constitute the entire social media user base of City E, which is fixed at 560 users, find the value of x + y.
- 1540✓
- 2460
- 3280
- 4250
Correct answer
540
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