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01-07-2019
Mathematics

contestada

If 2x+b = y + 2b what is b^2 in terms of x and y

Respuesta :

dvclee2 dvclee2

01-07-2019

Answer:

b² = 2bx - 2by

Step-by-step explanation:

2x + b = y + 2b

b = 2x - y

b² = (2x - y)²

b² = (2x - y)(2x - y)

b² = 4x² - 2xy - 2xy + y²

b² = 4x² - 4xy + y²

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