bnarbogast
bnarbogast bnarbogast
  • 31-01-2018
  • Mathematics
contestada

solve by completing the square 4x^2-30=12+10x

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cineusstanleyy cineusstanleyy
  • 09-02-2018
16x - 30 = 12 + 10

6x = 42

x = 7
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