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6x-y+3z=14 x+3y-z=-7 3x+3y-4z=-11
try eliminating the y's
k
2x-3z=-4
now these 6x-y+3z=14 x+3y-z=-7
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nope
18x -3y +9z = 42 x + 3y -z = -7
19x+8z=35
now eq 4&5
ugh taking forever
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stop complain 2x-3z=-4 19x+8z=35
i dont know whats next
want me to give u the value of x to save time?
yes
x = 1
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19x+8z=35 use it
z=2
correct now, y
hurry we have 20 mins 4 questions :P
y=2
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i mean -2
yay; next question
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