A restaurant earns $1445 on Friday and $1624 on Saturday. Write and solve an equation to find the amount xx (in dollars) the restaurant needs to earn on Sunday to average $1500 per day over the three-day period. Write your equation so that the units on each side of the equation are dollars per day.
Total earned Friday = $1445 Total earned Saturday = $1624 Earnings Sunday - $xxx
Average over 3 day period = $1500 Therefor total over 3 day = $1500 x 3 = $4500 So earnigs friday + Saturday = $1445 + $1624 = $3069 $4500 - $3069 = $1431 earned on Sunday
