What is the percent discount
on an item usually
priced at $76 and
on sale for $53.20?

30%

Step-by-step explanation:

Original price: $

76

Discount percentage:

30%

Discount:

$22.80

Final Price:

$53.20

Discount = Original Price x Discount %/100

Discount = 76 × 30/100

Discount = 76 x 0.3

You save = $22.80

Final Price = Original Price - Discount

Final Price = 76 - 22.8

Final Price = $53.20

step-by-step explanation:

because linear equations are a lot simpler than quadratics equations, and linear equations formula is a lot easier to memorize. that's why i think they're harder.