barrowm18 barrowm18

18-06-2021
Mathematics

contestada

x-y =3
work out 2x - 2y
work out the value of y-x

Respuesta :

sreedevi102 sreedevi102

18-06-2021

Answer:

Step-by-step explanation:

[tex]x - y = 3\\\\2x - 2y = 2 ( x- y ) = 2 \times 3 = 6\\\\(y - x) = - (x - y) = - 3[/tex]

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