Concept explainers
To analyse: The error of a variable expression “The difference of a number and 31” which is wrongly interpreted as
Answer to Problem 38E
The correct expression is
Explanation of Solution
Given information:
The difference of a number and 31 is provided as
The difference of a number and 31 is provided as
In the above expression, it can be observed that the expression is wrongly written because if a number is subtracted from 31 then the expression must be written as
Hence,
The correct phrase can be written as:
Chapter 1 Solutions
EBK PRE-ALGEBRA
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