LilWatermelon
LilWatermelon LilWatermelon
  • 27-11-2018
  • Mathematics
contestada

please help me on this! Just one problem to help me solve for x.

please help me on this Just one problem to help me solve for x class=

Respuesta :

TheAronDavies
TheAronDavies TheAronDavies
  • 27-11-2018

Answer:


Step-by-step explanation:

cross multiply, [tex]\frac{4x + 3(x-1)}{12}\\\\[/tex]

[tex]\frac{4x+3x-3}{12}\\  \\[/tex]

[tex]\frac{7x-3}{12} = 2 + x[/tex]

[tex]7x -3 = 12(2+x)\\\\7x - 3 = 24 + 12x\\\\12x - 7x = -3 - 24\\\\5x = -27 \\\\x = \frac{-27}{5} = -5.4[/tex]

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