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인기 있는 Word Problems >

lisa buys last years best selling novel for 14.70. this is with a 30% discount from the original price. what was the original price

해법

l i s a b u ys l a s t ye a rs b es t se ll in g n o v e l f or 14.70. t hi s i s w i t h a 30% d i sco u n t f ro m t h e or i g ina l p r i ce . w ha t w a s t h e or i g ina l p r i ce

해법

Amount before discount : 21

솔루션 단계

Translate the problem into an equation:

14.7 = x - 0.3 x

14.7 = x - 0.3 x : x = 21

Amount before discount : 21

인기 있는 예

four subtracted from a number After 1 year the father age will be 4 times the age of his son. After 5 years the father age will be three times the age of his son. Find the age of the father and his son What is the result when the number 66 is decreased by 8%?Caleb types 100 words in 5 minutes. What is the 구성 단위 rate?the product of a number and 7 is 14