Math, asked by stmarys35, 7 months ago

please can anybody solve this simultaneous equation its urgent guys

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Answered by Lachiko

0

Answer:

sorry yar I am poor in maths

Answered by yona7

1

Answer:

(9x-6x) + (12y - 8y) = x

3x + 4y = x

4y = x - 3x

4y = -2x

2y = -x

x = 2y

5(x-3)/20 - 4(y+4) /20 = 21/10

5x-15 - 4y - 16 / 20 = 21/10

5x-4y-31/20 = 21/10

5x-4y-31 = 21*20/10

5x-4y-31 = 21*2

5x-4y= 31+ 42

5x-4y = 73

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