a2lexisnTifaR
a2lexisnTifaR a2lexisnTifaR
  • 06-09-2016
  • Mathematics
contestada

how to do 13 - 4x =1- x and must show all your steps?

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dalendrk
dalendrk dalendrk
  • 06-09-2016
13 - 4x = 1 - x    |subtract 13 from both sides

-4x = -12 - x    |add x to both sides

-3x = -12    |divide both sides by (-3)

x = 4
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