How do you solve equations like this
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Mathematics, 21.06.2019 19:00, kamilahmcneil3969
You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?
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Mathematics, 21.06.2019 22:00, dest8860
Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b
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