wrightlandon100
wrightlandon100 wrightlandon100
  • 09-05-2020
  • Mathematics
contestada

x-2.6y=-3.2
-x+4.5Y=7

Respuesta :

devishri1977
devishri1977 devishri1977
  • 09-05-2020

Answer:

Step-by-step explanation:

x - 2.6y = -3.2     --------------(i)

-x + 4.5Y = 7      ----------(ii)  {Add the two equations. So, x will be eliminated}

      1.9y  = 3.8

y = 3.8/1.9

y = 2

Plug in the the value of y in equation (i)

x - 2.6*2 = -3.2

x - 5.2  = -3.2

x = -3.2 + 5.2

x = 2

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