X + y = 8 and X - y = 2 then what is the solution of the equation?
Answers
Answered by
1
Answer:
5
Step-by-step explanation:
x+y=8-------------(1)
x-y=2--------------(2)
adding equation 1 and 2
x+y=8
x-y=2
----------
2x=10
x=10
---
2
x=5
Answered by
2
Answer:
X+Y=8 [1]
X-Y=2 [2]
Add [1] and [2]
X+Y=8
X-Y=2
_____
2X=10
X=5
X-Y=2
5-Y=2
Y=3
The solution of the equations are (x,y)=(5,3)
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