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Mathematics 10 Online
OpenStudy (anonymous):

please help me!

OpenStudy (anonymous):

OpenStudy (anonymous):

multiply \[120\times .85=102\]

OpenStudy (anonymous):

use the equation the provided for you in the lower left! s= 120- 0.15(120). @satellite73 's method works exactly the same way. He's multiplying the original price by .85 or essentially taking what is 85% of the original price. That's the same thing as taking 15% off :)

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