Math, asked by shaikhsahil43904, 7 months ago

1 point
9) यदि 3x + 4y = 11 तथा 4x + 3y =
10 हो , तो (x - y) का मान कितना होगा
? *​

Answers

Answered by upendrakatti2004
0

Answer:

x=1, y=2

Step-by-step explanation:

3x+4y=11 *4

4x+3y=10*3

-------------------

12x+16y=44

12x+9y= 30

-------------------

0+7y= 14

y=14/7

y=2

3x+4y=11

3x+4(2)=11

3x+8=11

3x=11-8

x=11-8/3

x=1

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