(a)
The system of equations which represent the given problem conditions
(a)
Answer to Problem 15PPS
The system of equations is:
Explanation of Solution
Given:
Two conditions given in problem:
Lings start out with
Jonathon start out with
Consider;
The number of baseball card:
The number of months:
Now, write the equations for two problem conditions:
Conclusion:
Thus, the equation system is written as:
(b)
The solution of the system of equations with help of graphing method and its meaning is to be explained.
(b)
Answer to Problem 15PPS
The graphing method solution is:
It shows that after
Explanation of Solution
Given:
Two conditions given in problem:
Lings start out with
Jonathon start out with
To use the graphing method:
Consider;
The number of baseball card:
The number of months:
Now, write the equations for two problem conditions:
Now, plot these two eqn. on graph which is shown by the following image:
The solution
Conclusion:
So, the solution of the equation of system is
Chapter 8 Solutions
Pre-Algebra, Student Edition
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