thaliaruizb thaliaruizb
  • 15-02-2017
  • Mathematics
contestada

what is the x-intercept of 3x + 4y = 12

Respuesta :

Brandon7716
Brandon7716 Brandon7716
  • 15-02-2017
The x-intercept is the value of x when y=0
So
Plug 0 in for y and solve
3x + 4y = 12

3x +4(0) =12

3x + 0 = 12

3x = 12

3x/3=12/3

x=4

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