$\"\"$

Amount of sales tax = the tax is 7% of the original price.

Amount of sales tax = 7% of $70

= 0.07 $\"\"$ 70 ( $\"\"$ )

= 4.90 (Use a calculator to multiply)

$\"\"$

Total price of the dress = Original Price + Amount of sales tax.

= $70 + $4.90

= $74.90 (Subtract: 70 + 4.9 = 74.90)

The total price of the dress is $74.90. $\"\"$

Amount of sales tax = the tax is 30% of the original price.

Amount of sales tax = 30% of $74.90

= 0.30 $\"\"$ 74.90 ( $\"\"$ )

= 22.47 (Use a calculator to multiply)

The amount of discount is $22.47. $\"\"$

To find the final price of the dress, subtract the amount of discount from the original price.

Discounted price of the dress = Original Price - Amount of discount.

= $74.90 $\"\"$ $22.47

= $52.43 (Subtract: 74.90 $\"\"$ 22.47 = 74.90)

The total price of the dress is $52.43.

$\"\"$

Total price of the dress is $52.43