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OpenStudy (vshiroky):
Which equation has exactly one solution? A. x+7=x-2 B. 3(x+2)=2x-5 C. 2(x-6)=2x-12 D. 7x+13=13+7x
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OpenStudy (anonymous):
Finihed. Answer is B. The only solution I get is -11.
OpenStudy (anonymous):
finished*
OpenStudy (vshiroky):
How do you actually do it?
OpenStudy (anonymous):
http://www.tiger-algebra.com/ Simply input the equation and it tells you how it solves it.
OpenStudy (anonymous):
A,C,D cancel themselves therefore b is : |dw:1452833353914:dw|
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