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29-08-2020
Mathematics

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Three times a number is equal to the sum of half the number and 30. What is the number?

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oscar236 oscar236

29-08-2020

Answer:

12.

Step-by-step explanation:

3x = 0.5x + 30

2.5x = 30

x = 30 / 2.5

x = 12

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