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Find a number such that when 5 is subtracted from 5 times the number, the result is 4 more than twice the number.

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#### Solution

Let the number be x.

According to the question,

\[5x - 5 = 2x + 4\]

\[\text{ or }5x - 2x = 4 + 5\]

\[\text{ or }3x = 9\]

\[\text{ or }x = \frac{9}{3}\]

or x = 3

Thus, the number is 3.

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