SOLUTION: In the linear system 2m+5n=14 2m-3n=6, how do I solve? Which variable should I solve for?
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Question 704969
:
In the linear system 2m+5n=14 2m-3n=6, how do I solve? Which variable should I solve for?
Answer by
jim_thompson5910(35256)
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Hint: Subtract the second equation from the first one to get
2m+5n = 14
2m-3n = 6
----------
0m+8n = 8
So
8n = 8
Solve for n. Then use this to find m.