731 x is a multiple of 3, find all the possible value of x
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Answer:
x = 1, 4 and 7
Step-by-step explanation:
A number is divisible by 3 if the sum of its digits is a number divisible by 3.
7+3+1 = 11
x = 1 or x = 4 or x = 7
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x = 1,4,7 is the right answer
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