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| Math Central | Quandaries & Queries |
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Question from Melodie, a student: 7x - 4y = -10 |
Hello Melodie,
Suppose we had the following system,
x - 2y = 3
2y = 4x-1
If 2y = 4x-1 then,
x - 2y = x - (4x-1) = 3
and you get an equation only in the variable 'x'.
After you find x, you can find y using either equation.
Tyler
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