4x-59

To write 4x as a fraction with a common denominator, multiply by 99.

4x⋅99-59

To write -59 as a fraction with a common denominator, multiply by xx.

4x⋅99-59⋅xx

Multiply 4x and 99.

4⋅9x⋅9-59⋅xx

Multiply 59 and xx.

4⋅9x⋅9-5x9x

Reorder the factors of x⋅9.

4⋅99x-5x9x

4⋅99x-5x9x

Combine the numerators over the common denominator.

4⋅9-5x9x

Multiply 4 by 9.

36-5x9x

Simplify 4/x-5/9