Final answer:
The equation that represents the value of Lucy's account after x number of visits is y = 224 - 7x. To find the value of Lucy's account after a specific number of visits, substitute the value of x into the equation and solve for y.
Step-by-step explanation:
The equation that represents the value of Lucy's account after x number of visits is:
y = 224 - 7x
where:
- y represents the value of Lucy's account
- x represents the number of visits
- 224 represents the initial amount in Lucy's account
- 7 represents the amount deducted from Lucy's account per visit
To find the value of Lucy's account after a specific number of visits, substitute the value of x into the equation and solve for y.