the linear equation 5x-y=2x-1 has
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Answer:
5x-3y=-1 and y=2x
I believe this requires application of a concept called substitution.
Let's begin with...
5x-3y=-1
Because y=2x, we can substitute...
(5x)-3(2x)=-1
5x-6x=-1
-x=-1
x=1
Let's plug this in and establish y...
5(1)-3y=-1 and y=2(1)
5-3y=-1 and y=2
-3y=-6
y=2
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