Math, asked by suhastalekar302, 10 months ago

3х +4y + 5 =0 ; у = х + 4​

Answers

Answered by mjot4103
0

Step-by-step explanation:

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Answered by harakesava
1

Step-by-step explanation:

3x+4y= -5

3x+4(x+4)= -5

3x+4x+4= -5

7x= -5-4

x=-9/7

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