Plz help! Will give brainlest
1 answer:
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Answer:
$15.17
Step-by-step explanation:
First we calculate the value for the sales tax:
we then add the value for the sales tax ($1.07) to the initial bill:
We were instructed to calculate the tip after the sales tax was added so:
after we will add the value for the tip to the value that we have for the bill ( this is the new value that includes the sales tax) to find the total cost:
<em>Therefore</em><em> </em><em>the</em><em> </em><em>total</em><em> </em><em>cost</em><em> </em><em>for</em><em> </em><em>his</em><em> </em><em>mean</em><em> </em><em>is</em><em> </em><em>$</em><em>15.17</em>
Answer:
B
Step-by-step explanation:
A is correct because was added on both sides, which is supported by the Additive Property of Equality
C is correct because the Quotient Property of Logarithms states that
so is correct
D is correct because using the fact that it is easy to figure out that x=12
For B, there is no property supporting that statement.