kbg04 kbg04
  • 03-10-2018
  • Mathematics
contestada

helpppp :( 3(x-1) = 2x+9

Respuesta :

allisonmw8888
allisonmw8888 allisonmw8888
  • 03-10-2018

x equals 12 because

3x-3= 2x+9

x=12

Answer Link
jcherry99
jcherry99 jcherry99
  • 03-10-2018

3(x-1) = 2x+9                  Remove the Brackets on the left

3x - 3 = 2x + 9               Add 3 to both sides

3x = 2x + 9 + 3              Collect like terms

3x = 2x + 12                   Subtract 2x from both sides.

3x - 2x = 2x-2x + 12

x = 12


Answer Link

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