SOLUTION: 7x+12=9 X=_____

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Question 530452: 7x+12=9
X=_____
Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
7x + 12 = 9
.
subtract 12 from both sides
.
7x = -3
.
divide both sides by 7
.
x = -3/7
.
Done.