Concept explainers
To find: the salary of the engineer before promotion.

Answer to Problem 34CR
Her salary before promotion was $46,250.
Explanation of Solution
Given information:
Raise in annual salary is $4500 and her new salary is $50,750.
Calculation:
Suppose $
Since, New salary
So,
New salary of the engineer after promotion is:
Substitute the values in above equation and solve:
Hence,
Her salary before promotion was $46,250.
Chapter 2 Solutions
EP PRE-ALGEBRA,COMMON CORE-1 YEAR CODE
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