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20-07-2017
Mathematics

contestada

What is the solution of \sqrt(2x+4)=16?
x = 6
x = 72
x = 126
no solution

Respuesta :

20-07-2017

√(2x+4)=16 square both sides

2x+4=256 subtract 4 from both sides

2x=252 divide both sides by 2

x=126

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