Math, asked by jayantrana9697, 1 year ago

if 5x +7y=17 and 7x +5y =19then what is the value of x + y

Answers

Answered by arshita10

1

5x + 7y = 17

+

7x + 5y = 19

__________

12x+12y=36

Dividing by 12 on both sides

x + y = 3

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