Concept explainers
For Exercises
The population of a city increases by 4000 people each year. In 2025, the population is projected to be 450,000 people. What is an equation that gives the city’s population
A.
C.
B.
D.
To select:The correct equation that gives the city’s population after 2010
Answer to Problem 5STP
B. is the correct option.
Explanation of Solution
Given information:
Projected population in 2025= 450,000, Population increase every year= 4000
Calculation:
Taking the equation of B. and solving it
We know no. of years after 2010 till 2025 is 15, that is,
Therefore,
Thus, the above equation satisfy the given conditions,
Hence option B
Chapter 5 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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