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7x+3y= -9 solve for y
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7x+3y= -9 solve for y
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Jul 19, 2017
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7x+3y= -9 solve for y
Mathematics
high-school
Eteq
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the correct answer is -3
Kit Ostrihon
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Jul 21, 2017
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Kit Ostrihon
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7x + 3y = -9
+9 +9
________________
7x + 3y + 9 = 0
-3y -3y
_______________
7x + 9 = -3y
(divide each side by negative 3)
7x 9
__ + __ = y
-3 -3
simplified it would be :
7x
__ - 3 = y
-3
RaveTheTadpole
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Jul 23, 2017
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RaveTheTadpole
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