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2 votes
Solve for c:
12 - 9 + c = 12

User Damyan
by
7.7k points

2 Answers

5 votes

Answer:

c=9

Explanation:

To solve, we must isolate the variable, c

12-9+c=12

Combine like terms (subtract 9 from 12)

3+c=12

Subtract 3 from both sides to "reverse" the addition being done to c

c=9

User Alex Andrei
by
7.9k points
1 vote

Explanation:

12 - 9 + c = 12

-9 + c = 12 - 12

- 9 + c = 0

Therefore c = 9

Hope this helps.!

User Guelfey
by
7.9k points

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