Answer:
85(1.09+x)=96.90
Explanation:
Find all crucial information
We know that x is the number of songs bought
For every song $1.09 tax is added
All the songs add up to $96.60
Form the equation
For every song $1.09 tax is added meaning that x has to multiplied by both the number of songs and the tax
This means that the equation would be 85(1.09+x)=96.90
Your answer is the 3rd one!!
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