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09-12-2018
Mathematics

contestada

Describe and correct the error in rewriting the equation

2x - y=5
Y= -2x+5

Respuesta :

09-12-2018

2x - y = 5 subtract 2x from both sides

2x - 2x - y = 5 - 2x

- y = 5 - 2x

The sign "-" (minus) before y was lost.

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