Question

solve the following pair of linear equation x+2y=9and 2x_y=8

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Answer 1

Answer:

x=5 y =2

Step-by-step explanation:

x+2y =9

x= 9-2y..... 1

2x-y=8

2(9-2y) -y =8

18 - 4y -y = 8

-5y = 8-18

-5y = -10

y = 2

x = 9-2×y

x= 9-2×2= 9-4=5