4p - 9 > 15
n-n
7478
5-x
-- Every whole number that's less than 5 is a rational number less than 5. -- Every terminating decimal that's less than 5, and some that don't terminate, is a rational number less than 5. -- Every number less than 5 that you can completely write with digits is a rational number less than 5.
7
5A-2
5x-3
To write 7 less than 2 times a number, you would first multiply the number by 2. This gives you 2x. Then, you would subtract 7 from the result of 2 times the number: 2x - 7. This expression represents the value of 7 less than 2 times a number.
5x-4
5n < 65
3n-30
==> [ 3x - 8 ]
It is N - 55.
4
Let the number be x and so the expression is: 4x -7
4n-5 (Which is four times a number minus 5)