Find the value of y when x equals -2 -9x-3y=6
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x = -2
therefore
-9(-2) -3y = 6
18 - 3y = 6
-3y = -12
y = 4
therefore
-9(-2) -3y = 6
18 - 3y = 6
-3y = -12
y = 4
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