When 54 is added to a number the result is the same as when the number is multiplied by 3. What is the number? Show working out.
2 answers:
54 + x = x(3)
54 + x = 3x
2x = 54
x = 27
The number is 18.
54 divides by 3 is 18.
18 plus 54 is 72
18 Times 3 is 72
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