Apillow that usually costs $18 is marked down 25%. which expressions can be used to find the new price of the pillow? check all that apply. 18 – 0.25(18) 18 – 0.75(18) 0.25(18) 0.75(18) 18(0.25) + 18

In this case we can propose a rule of three:

$ 18 ---------------> 100%

x --------------------> 25%

Where x represents the discount made to the pillow:

So we have the new price (with the discount) is:

In addition, if 25% is discounted we have to, the price of the pillow is 75% of the original price. That is to say:

Option A

Option D

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step-by-step explanation: