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college students are offered a 8% discount on a textbook that sells for $31.50 if the sales tax is 8% , find the cost of the textbook including the sales tax

Respuesta :

The answer should be $33.99
CeciliaHampton
Step 1. Multiply 31.50 by .08. (31.50)(.08)=2.52

Step 2. Subtract 2.52 from 31.50. 31.50-2.52=28.98

Step 3. Multiply 28.98 by .08. (28.98)(.08)=2.32

Step 4. Add 2.32 to 28.98. 28.98+2.32=31.30

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