I think it's b okay Im sure
a) 20(x)=y
b) $120
Let x= number of hours
Let y= Cost of labor
20 will remain constant, what matters is how many hours are being worked. If it's $20 per hour then it's safe to assume 1 hour is 20 dollars worth of labor. Due to it being per hour you have to multiply the rate by however many hours worked to get your final cost.
The answer to this problem is =x
Answer:
10 1/2 hours all together but 3 1/2 each day of half sleep
Step-by-step explanation: