What is the rule for translating 4 units to the right

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

Determine domain and range, largest open interval, and intervals which function is continuous.

Write each rational number in the form a/b, where a and b are integers. 1. 5 1/6 2. -12