Math, asked by jayarajp751, 3 months ago

explain in cross multiplication 3x+4y=-6,3x-y=9

Answers

Answered by vr131313

1

Answer:

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Answered by poojadancer007delhi

0

Answer:

3x+4y=-6

3x-y=9

solution

3x-3x+4y+y=-6-9

5y=-15

y=-15/5

y=-3

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