are both will always equal or they are not equal

Question

| -y | = 3x

|y|  = -3x

Comments

| -y | = 3x  and  |y|  = -3x are not equal, they are mirror image of each other along Y-axis

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thanks but they are appearing equal if i take cases of mod  and tell me bro iam getting same graph of both i slightly changed question by the way , one thing  tur page too :P graph is in left of y axis  joshi_nitish