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OpenStudy (anonymous):
Solve the equation: (3x-6)=15? A. {-3, 7} B. {-3, 9} C. {3, 7} D. {3, 9}
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OpenStudy (hlambach):
x can only equal one thing, so why are there two answers? 3x-6 = 15 Now, add six to each side. 3x = 21 Now divide each side by 3 x = 7 Now I don't know why there are two answers.
OpenStudy (xanthe):
lol yea
OpenStudy (anonymous):
it is how the my work is
OpenStudy (hlambach):
Is there ANY thing else? Graph or whatever?
OpenStudy (xanthe):
|dw:1370539113495:dw|
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