SOLUTION: 2x+y=5 4x+2y=10 Use the method of substitution to solve the system of linear equations. These systems may have no solutions, one solution, or infinitely many solutions

Algebra ->  Linear-equations -> SOLUTION: 2x+y=5 4x+2y=10 Use the method of substitution to solve the system of linear equations. These systems may have no solutions, one solution, or infinitely many solutions      Log On


   



Question 621147: 2x+y=5
4x+2y=10
Use the method of substitution to solve
the system of linear equations. These systems may have
no solutions, one solution, or infinitely many solutions

Found 2 solutions by Alan3354, solver91311:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
2x+y=5
4x+2y=10
----------
The 2nd eqn is 2x the 1st
--> dependent
infinite # of solutions, no unique solution
Same as 1 eqn in more than one variable.

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Multiply the first equation by 2 and then you will see that they are both the same line. Infinite solutions.

John

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