Explain the difference between sales tax and income tax.

Income tax is a separate issue from sales tax when you're running a small business. Income tax is the amount you pay on your total income from the business to the federal and state government. Sales tax is a percentage amount that your customers have to pay when they purchase certain items from your business.

Step-by-step explanation:

the function makes a strait line horizontally with no x intercept but a y intercept at 9.