gabbibearemmybear gabbibearemmybear

29-04-2015
Mathematics

Answered

I need someone to solve this math problem by elimination for me.

3X+2y=6
-x+y=-2

Answer :

Panoyin Panoyin

29-04-2015

3x + 2y =   6 ⇒ -3x - 2y = -6
-x +   y = -2 ⇒ -3x + 3y = -6
      -5y = 0
   -5 -5
   y = 0
   3x + 2(0) = 6
   3x + 0 = 6
   - 0 - 0
   3x = 6
      3    3
   x = 2
      (x, y) = (2, 0)

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