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4 votes
Which equation best represents this situation? The number 84 increased by an unknown number is equal to 115.

A. 84 + C = 115
B. 84 - C = 115
C. 84 ÷ C = 115
D. 84C = 115

User Myasia
by
7.5k points

2 Answers

7 votes
I would say option A is the correct answer....

hope this helps :)

User Charles Shiller
by
7.6k points
6 votes
The phrase "increased by an unknown number" indicates the operation of addition. Increase by a constant is same as adding.

------> 84 + C = 115
User Sathyendran A
by
8.0k points
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