Seudónimo Seudónimo

01-06-2015
Mathematics

contestada

graph the system of inequalities y> 2x-3 and 3y-x≤6

Respuesta :

Panoyin Panoyin

01-06-2015

y > 2x - 3
3y - x ≤ 6
   ↓
y = 2x - 3
3y - x = 6

    3(2x - 3) - x = 6
3(2x) - 3(3) - x = 6
      6x - 9 - x = 6
      6x - x - 9 = 6
   5x - 9 = 6
   + 9 + 9
      5x = 15
       5      5
      x = 3
y = 2x - 3
y = 2(3) - 3
y = 6 - 3
y = 3
(x, y) = (3, 3)

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