Afurniture store is having a weekend sale and is offering a 20% discount on patio chairs and tables. 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 furniture that costs x dollars?

A = 0.85x dollars.

Step-by-step explanation:

Since we have given that

Total Amount is represented as 'A'.

Cost of furniture = x dollars

Rate of discount = 20%

Amount of discount is given by

So, Amount after discount becomes

Rate of sales tax = 6.25%

Amount of sales tax is given by

So, Amount after sales tax becomes,

Hence, A = 0.85x dollars.

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

(-5,-28)

i graphed to on desmos.