roslynsmoots
roslynsmoots
07-11-2014
Mathematics
Answered
solve the equation 7-y-y=-1
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vienna
vienna
07-11-2014
Y is equal to 4
7-4-4 = -1
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Аноним
Аноним
12-11-2014
[tex]7-y-y=-1\\\\7-2y=-1\ \ \ \ |subtract\ 7\ from\ both\ sides\\\\-2y=-8\ \ \ \ \ |divide\ both\ sides\ by\ (-2)\\\\\boxed{y=4}[/tex]
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