Answer:
$42 will be the final price of the pair of shoes
Explanation:
As per the statement:
If the price of a pair of shoes is $35.00 before tax, and tax is 20%,
⇒Price of a pair of shoes before tax = $35
Tax = 20%
Sales tax price =

We have to find the final price of the pair of shoes be.
Final price after tax = price before tax+ sales tax price = $35 + $7 = $42
Therefore, $42 will be the final price of the pair of shoes