HELP ME FAST I WILL GIVE POINTS!!

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x

Brent paid for 6 avocados with a $20.00 bill. he received $10.40 in change. construct and solve an equation can be used to find the price , of each avocados