Science, asked by anishsinghjsr2019, 5 months ago

(iv) 3х – бу = 4
9x - 2y = 7.

Answers

Answered by LUCIFER2020

0

Answer:

down is answer

Explanation:

3(3x-6y=4)

9x-18y=12.............(eq 3 )

9x-18y=12

- 9x-2y=7

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

-16y=5

y = 5 / 16

3x - 6 ( 5/16)=4

3x - 30/96=4

3x-30=4 x 96

3x - 30=384

3x= 364

x = 121.33

3(121.33) - 6 y = 4

364-6y=4

-6y=4-364

-6y=-360

y=60

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