Mr. Doyle washed 2
5
of his laundry. His son washed
1
3
of it. Who washed most of the laundry?
How much of the laundry still needs to be washed?

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.