plz tell correct answer if you noo only tell
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Answered by
3
According to the question
If x = -1
y. = 2
Then we get
2×(-1) -2a + 6 = 0
divide both side by 2
-a+3-1=0
a=2
Answered by
1
Answer:
2 is the answer :)
Step-by-step explanation:
(x,y) is the (-1,2) so,
x= -1
y= 2
now,
2x - ay +6 =0
=> 2(-1) - a(2) + 6 = 0
=> (-2)-2a+6 = 0
=> 6-2-2a=0
=> 4 - 2a=0
=> 4=2a
=> a=
=>a=2
therefore the answer is 2
pls mrk as brainliest plsss can u plsss :)
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