Person worked 40 hours at his two jobs last week. he earns $20 dollars an hour for his weekday job and $18 an hour at his weekend job. he earned $770 in all. how many hours did he work at each job

At weekday job, he worked for 25 hours,

At weekend job, he worked for 15 hours.

Step-by-step explanation:

It is given that the person works for 40 hours a week.

Let the hours spent at weekdays job be "x" hours.

Then hours spent at weekend job is (40 - x) hours.

Money earned at weekday job is .

Money earned at weekend job is .

Total money earned is $770. It is also equal to the above total earnings.

,

thus, hours spent are 25 and (40 - 25) 15 hours.

he is going to fill two shelves and the third shelf will only have five video games