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Three less than twice a number is equal to the number. What is the number?

Can't solve it. Don't know how to write it.

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4 Answers

2x - 3 = x;

x - 3 = 0;

x = 3.

The answer is 3.

X=2X-3

X+3=2X

3=2X-X

3=X

Comments

Number: n

Twice a number: 2n

Three Less: subtract 3 from 2n.

n = 2n - 3

 

x = 3.  3 times 2 is 6.  6 minus 3 is 3 therefore the answer is 3.