Answer:
$40.52
Step-by-step explanation:
You add the amount of all the t-shirts that Mike bought and subtract it from 100.
It seems that you have missed the necessary options for us to answer this question, but anyway, here is the answer. Based on the given scenario above about what Annabelle did, the kind of statistical investigation that she performed was a SURVEY. Hope this helps.
Hey there!
x^2 + 2x + 1
= 1^2 + 2(1) + 1
= 1 * 1 + 2 + 1
= 1 + 2 + 1
= 3 + 1
= 4
Therefore, your answer is: 4
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)