How much force
is required to do 110 J of work over a displacement of 12 m?
work: W = 110 J
displacement: d = 12 m
Starting formula 

Algebra: Divide each side by d 

Algebra: Cancel d's on right side 

Algebra: Switch left and right sides 

Plug in numbers with units 

Divide: 110/12 = 9.166.... 

Final result with significant figures and unit 