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syllaoumou35
syllaoumou35 syllaoumou35
  • 17-09-2015
  • Mathematics
Answered

8 = 4 - 2x

  • 2x +5 = 17

12= - 3 ( x+ 5)

Verified Answer :

TSO
TSO TSO
  • 17-09-2015

\(8 = 4 - 2x\\8 + 2x = 4\\2x = -4\\x = -2\)

\(- 2x +5 = 17\\-2x =12\\x = -6\)

\(12= - 3 ( x+ 5)\\12 = -3x -15\\-3x =27\\x= -9\)

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