(78986-9483)*\(\frac{x}{90}\)
Subtract
69503*\(\frac{x}{90}\)
68503x/90
Couldn't be simplified more
Assuming you mean without brackets,
I.e
78986-9483*x/90
then we multiply first then subtract
so it will be
78986-(9483x/90)
78986-(3161x/30)
also can't be simplified as this is an expression
