SOLUTION: Three times a number is 30 more than the number . What is the number?

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Question 811453: Three times a number is 30 more than the number . What is the number?
Answer by Simeonkay(7) About Me  (Show Source):
You can put this solution on YOUR website!
Let the number be x, so 3 * x = 30 + x
3x =30 + x, collect like term;
3x - x = 30
2x = 30, divide both sides by the coefficient of x,;
x = 15, so the number is 15