To find: the floor he did get out.
Answer to Problem 35CLR
He did get out of the ground floor.
Explanation of Solution
Given information:
P got into an elevator on the fourth floor. Before he got out, the elevator went up seven floors and down eight floors.
Calculation:
P got into an elevator on the fourth floor. Before he got out, the elevator went up seven floors and down eight floors.
Then write the expression as shown, and solve the expression,
So, he did get out of the ground floor.
Chapter 2 Solutions
Algebra: Structure And Method, Book 1
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