Question

Kara wants to buy a game that is on sale. the original price of the game is p, but it is on sale for 30% off the original price. she uses the expression p(i - 0.3) to model the price. which expressions are equivalent to kara's expression? select all correct answers and the answers are

p - 0.3

1 - 0.3p

0.7p

p - 0.3p

1.3p

Answer 1

The expressions equivalent to kara's expression are 0.7p and p-0.3p

How to find discount of original price?

• Original price = p
• Discount = 30%

Discount price expression = p(1 - 0.3)

= p - 0.3p

= 0.7p

Check for equivalent expression

p - 0.3

Not equivalent

1 - 0.3p

Not equivalent

0.7p

Equivalent

p - 0.3p

Equivalent

1.3p

Not equivalent

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