What number divided by two is equal to that same number minus 15?

If two times a number is equal to that number minus 4, what is the number?

IF twice a number is equal to that number minus five , what is three times that number plus seventeen minus that number?

When a number is divided by another number, the remainder is 23. When twice of this number is divided by the same divisor the remainder is 11. The divisor is—

The average of thrice the cube of a number and twice the square of the same number equals eight times the same number . Given that the number is a positive integer, what is the number?

Twice the difference between two numbers is equal to their sum. If one number is 15, find the other number.

A number when divided by 195 leaves a remainder 47. If the same number is divided by 15, the remainder will be 13quad (d) 4

If a number is divided by 729, the remainder is 56. If the same number is divided by 27, what will be the remainder?