Mathematics, 21.07.2019 02:30 smonahan2023
The price of a dvd is $19 . the price is 12% lower than last week. what was the price of the dvd last week? round your answer to the nearest cent. for people asking this question, the answer is $21.59 not 21.28 : )
Answers: 1
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Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
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The price of a dvd is $19 . the price is 12% lower than last week. what was the price of the dvd las...
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