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devlian [24]
3 years ago
10

A number c decreased by 9 is less than or equal to 20. Find c?

Mathematics
1 answer:
ValentinkaMS [17]3 years ago
8 0
C - 9 < = 20
Add 9 to both sides
c -9 + 9 <= 20 + 9
c <= 29
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