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

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

Half a number plus 5 is 9. What is the number?

Five times a number is equal to three times the sum of the number and 4 . What is the number?

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?

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

In a set of three consecutive natural numbers, the sum of the last two numbers is equal to three times the first number. Find the sum of all the three numbers.

Subtract two times a number from five times the number.

Find the number such that one fifth of it minus 4 gives 3.