The equation x = 600 + 8y represents the earnings of Sally if she works 48 hours.
Step-by-step explanation:
The equation can be framed as :
Let,
The equation is given as,
Total earnings = amount earned for 40 hours + amount for extra 8 hours.
⇒ x = 600 + 8y
Therefore, the equation x = 600 + 8y represents the earnings of Sally if she works 48 hours.