Find the best answers to your questions with the help of IDNLearn.com's expert contributors. Our platform is designed to provide accurate and comprehensive answers to any questions you may have.
Building and solving an equation to model the situation, it is found that he collected 78 pieces of candy on Hallowen night.
Solving for x, we find how many pieces of candy he collected, thus:
[tex]x - 7 - 0.1x = 63[/tex]
[tex]0.9x = 70[/tex]
[tex]x = \frac{70}{0.9}[/tex]
[tex]x = 77.8[/tex]
Rounding, he collected 78 pieces.
A similar problem is given at https://brainly.com/question/24812278