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TonitaMcgehee TonitaMcgehee
  • 22-07-2014
  • Mathematics
Answered

twice a number is equal to seven more than four times the number

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konrad509
konrad509 konrad509
  • 22-07-2014

\(2x=4x+7\\ 2x=-7\\ x=-\frac{7}{2}\)

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Anonymous Anonymous
  • 22-07-2014

\(x-the\ number\\\\2x=4x+7\ \ \ \ |-4x\\\\-2x=7\ \ \ \ \ |:(-2)\\\\x=-\frac{7}{2}\\\\x=-3.5\)

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