Question

x+2y=9 ; 2x-y=8 elimination method​

Answer 1

Answer : (5,2)

Explanation:

2x+4y=18

- 2x-y=8

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5y= 10

y=2

Substituting the value of y in equation 2

2x - 2 = 8

2x = 10

X = 5

Answer 2

Answer:

x=5,y=2

Explanation:

2x+4y=18

2x-y= 8

5y=10

y= 2

x+2×2=9

x=5

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