Math, asked by keshavprajapati3807, 1 year ago

Solve the pair of linear equations in substitutional method : 2x+y=5 x-2y=6.

Answers

Answered by JahanMotwani
0

Answer:

Step-by-step explanation:

2x + y = 5 .....(1)

5x - 2y = 6 ......(2)

from (1),

y = 5-2x

putting valure of y in (2)

5x - 2(5-2x) = 6

5x - 10 + 4x = 6

9x = 16

x= 16/9

we know, 5-2x = y

5/1 - 32/9 = y

45-32 = 9y

y = 13/9

Answered by anabiyafatima67
0

Answer:

Step-by-step explanation:

2x + y = 5 .....(1)

5x - 2y = 6 ......(2)

from (1),

y = 5-2x

putting valure of y in (2)

5x - 2(5-2x) = 6

5x - 10 + 4x = 6

9x = 16

x= 16/9

we know, 5-2x = y

5/1 - 32/9 = y

45-32 = 9y

y = 13/9

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