4x
6a-4
5+4x
It could be: -3/8+4x-9z as an algebraic expression
4x - 5
3x-4
4x+5x
4(7-1)
The difference of thirteen times a number and four.
4(x)2
Four times the number x.
If you are looking for an algebraic expression then here is the answer:Let the number be N4(N+4) is the expression.