Math, asked by saikaushik2007, 9 months ago

solve the following equations by trial and error method. 3х + 4=
7х + 12

Answers

Answered by srijita689

4

Answer:

Step-by-step explanation:

3x + 4 = 7x + 12 (given )

= 3x -7x = 12 - 4

= - 4x = 8

= X = 8/-4 = -2 (ans)...

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