cmaynard2013otipup cmaynard2013otipup
  • 23-07-2017
  • Mathematics
contestada

Solve the following linear equation
7(x - 2) = 4(x + 1) - 21

Respuesta :

irspow
irspow irspow
  • 23-07-2017
7(x-2)=4(x+1)-21  perform indicated multiplications on both sides

7x-14=4x+4-21  combine like terms on right side

7x-14=4x-17  add 14 to both sides

7x=4x-3  subtract 4x from both sides

3x=-3  divide both sides by 3

x=-1
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