What is the solution to this system of linear equations?
2 answers:
Answer is B. (−8, −2)
y − x = 6
y + x = −10
...........................add
2y = -4
y = -4/2
y = -2
y − x = 6
-2 - x = 6
-x = 6 + 2
x = 8
x = -8
(-8,-2)
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