157337
157337 157337
  • 17-08-2020
  • Mathematics
contestada

Solve 7x + 6 < 3(x - 2).

Respuesta :

Аноним Аноним
  • 17-08-2020

Answer:

x< -3

Step-by-step explanation:

[tex]7x+6<3\left(x-2\right)\\\\\mathrm{Expand\:}3\left(x-2\right):\quad 3x-6\\\\7x+6<3x-6\\\\\mathrm{Subtract\:}6\mathrm{\:from\:both\:sides}\\\\7x+6-6<3x-6-6\\\\Simplify\\\\7x<3x-12\\\\\mathrm{Subtract\:}3x\mathrm{\:from\:both\:sides}\\\\7x-3x<3x-12-3x\\\\\mathrm{Simplify}\\\\4x<-12\\\\\mathrm{Divide\:both\:sides\:by\:}4\\\\\frac{4x}{4}<\frac{-12}{4}\\\\x<-3[/tex]

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