Please help me fast: Before a sale, an item’s price was $45.00. After the sale discount the price became $38.25. What was the percent of the sale discount?

Solve:
d
5.6−7y=−4(2y−0.9)+2.4

45 − x % ∗ 45 = 38.25

− 45 x /100 = 38.25 − 45

− 45 x /100 = − 6.75

x = 6.75 ∗ 100 /45

= 15

multiply length by height. multiply the length by the height, and then double the product. work out 10 x 10 results = 100 square inches, then work out 100 x 2 = 200. the answer is 200 square inches.

step-by-step explanation: