Question

please solve this problem chapter :- pairs of linear equation in two variables .​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

x = 15 and y = 40

Step-by-step explanation:

2x + y = 70 - (I)

x + 2y = 95 - (ii)

Multiply first equation by 2

4x + 2y = 140

x + 2y = 95

- - -

___________

3x = 45

Therefore x = 15

Put x = 15 in (ii) equation

15 + 2y = 95

= 2y = 80

= y = 40