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rosettahall40 rosettahall40
  • 26-04-2015
  • Mathematics
Answered

Identify the solution of the system -2x-4y=1

12y=-6x-3

Verified Answer :

Panoyin
Panoyin Panoyin
  • 27-04-2015

-2x - 4y = 1
12y = -6x - 3
 12         12
   y = -0.5x - 0.25

-2x - 4(-0.5x - 0.25) = 1
-2x + 2x + 1 = 1
0x + 1 = 1
     - 1  - 1 
       0x = 0
        0     0
         x = 0
-2(0) - 4y = 1
0 - 4y = 1
-4y = 1
 -4    -4
   y = -0.25
(x, y) = (0,-0.25)

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