5n - 7
It can be: 7x-11
An exponent.
" 3x + 5 " does.
It is 9*(n + 7)
5n - 7
It can be: 7x-11
An exponent.
Let the number be x and so the expression is 4x -3
" 3x + 5 " does.
3n + 4
7/ 3/
7n+5
This expression would be 3x-7.
10 + 3x
5n + 16 ======
n*5 - 6