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ilovecandy1
ilovecandy1 ilovecandy1
  • 12-01-2017
  • Mathematics
Answered

Solve the system of linear equations by elimination


x - y = 4

x + y = 2

Verified Answer :

Anonymous Anonymous
  • 12-01-2017

x - y = 4 
x + y = 2
---------------add
2x = 6
x = 3

x - y = 4 
3 - y = 4
y = 3 -4
y = -1

solution (3,-1)

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