SOLUTION: Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?      Log On


   

Question 1002534: Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?
Answer by stanbon(75887) About Me  (Show Source):
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Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?
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3a = 7-b
3a = 5-b
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Substitute for "3a" to get:
7-b = 5-b
Note: That is a contradiction.
There is no solution.
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Cheers,
Stan H.
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