x- the number
9x - 4
Four less (-4) than nine times number (9x)
x/4 + 9
Nine more (+9) than one-fourth of number (1/4 x = x/4)
4 - 9x
Four (4) decreased (-) by the product of a number and nine
4x - 9
Nine less (-9) than a four times number (4x)
x/9 + 4
The sum (+) of one-nineth a number (1/9 x = x/9) and four (4)
