Question

solve the following pair of linear equations: x+2y=9 and 2x-y=8​

Answer 1

x + 2y = 9 ----(i)

2x - y = 8 -----(ii)

(ii) *2 , (i) is added to (ii)

4x - 2y = 16

x + 2y = 9

5x = 25

x = 5

Putting the value of x in (i),

5 +2y = 9

2y = 4

y = 2

Answer 2

Answer:

x= 5, y=2

Step-by-step explanation:

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