SOLUTION: (k-1)x-y=5,(k+1)x+(1-k)y=(3x+1)

Question 971836: (k-1)x-y=5,(k+1)x+(1-k)y=(3x+1)
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Substitution Method should be easiest to use.
Put both into standard form or whichever choice of forms for each you want, first.

1

SUBSTITUTE,

, which was result of multiplication of negative 1 to both sides
---------For ONE OF the variables.

Go back to y in terms of x and k, and substitute the formula for x, and simplify for the formula for y.
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