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20 votes
I added 18 to 3 times a number, the result is equal to 4 times the number. What is the number? 5​

1 Answer

10 votes
3a + 18 = 4a
18 = 4s - 3a
18 = 1a
a = 18
Check:
3*18 + 18 = 4*18
54 + 18 = 72
Answer:
The number is:
18
User Grzegorz Herman
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