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Core Module โ Mathematical Equations (Set 3)
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Question 1
Question 1 of 10
โก
If 3x + 7 = 22, what is x?
A
4
B
5
C
6
D
3
๐ก Explanation
3x = 22 - 7 = 15, so x = 15 รท 3 = 5.
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