(a)
To find: The value of the equation using algebra.
(a)
Answer to Problem 31E
The value of
Explanation of Solution
Given information:
The equation given is
Formula used:
Subtraction and division is used
Calculation:
Subtract 3x
Subtract 2
Divide by -2
Conclusion:
The value of
(b)
To solve: the equation using graphical method.
(b)
Answer to Problem 31E
The solution is (3, 5)
Explanation of Solution
Given information:
The equation given is
Formula used:
The slope-intercept form is used.
Calculation:
The lines are in slope-intercept form so using the slopes & y-intercepts, the graph is:
The solution is (3, 5)
Conclusion:
The solution is (3, 5)
(c)
To solve: The solution being related to the linear equation.
(c)
Answer to Problem 31E
The solution is (3, 5)
Explanation of Solution
Given information:
The equation given is
Formula used:
The slope-intercept form is used.
Calculation:
The linear system in (a) can be found by equating the two y’s in (b). Their solution is the same at (3, 5).
Conclusion:
The solution is (3, 5)
Chapter 5 Solutions
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