Can't solve it. Don't know how to write it.
Three less than twice a number is equal to the number. What is the number?
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The answer is 3.
Twice a number: 2n
Three Less: subtract 3 from 2n.
n = 2n - 3
2x - 3 = x;
x - 3 = 0;
x = 3.
x = 3. 3 times 2 is 6. 6 minus 3 is 3 therefore the answer is 3.