SOLUTION: solve the given system of equations using addition or subtraction. x+y=8 x-y=2 a)(5,3) b)(5,3) c)(10,-2) d)(3,1)

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Question 255380: solve the given system of equations using addition or subtraction.
x+y=8
x-y=2
a)(5,3) b)(5,3) c)(10,-2) d)(3,1)

Answer by checkley77(12844)   (Show Source): You can put this solution on YOUR website!
x+y=8
x-y=2 add
---------------
2x=10
x=10/2
x=5 ans.
5+y=8
y=8-5
y=3 ans.
Proof:
5-3=2
2=2

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