roslynsmoots roslynsmoots
  • 07-11-2014
  • Mathematics
contestada

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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