To find: The solution of the given equations by addition or subtraction method.
Answer to Problem 3OE
The solution of the given equations by addition or subtraction method is
Explanation of Solution
Given information:
The equation is
Calculation:
Consider the equations.
Consider the equations.
Multiply equation (1) by 2 and add.
Substitute
Thus, the solution of equation is
Chapter 9 Solutions
Algebra: Structure And Method, Book 1
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