Let x be the number of sales you need to make.
The total pay you will receive is $100 + $3x.
According to the given information, you want your pay to be at least $160. So, we can write the following inequality:
$100 + $3x ≥ $160
Solving for x:
$3x ≥ $60
x ≥ 20
Therefore, you need to make at least 20 sales to ensure your pay is at least $160.
As a salesperson, you are paid $100 per week plus $3 per sale. This week you want your pay to be at least $160. Write and solve an inequality for the number of sales you need to make.
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