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Mathematics 13 Online
OpenStudy (anonymous):

x + 8 = √(12x + 76)

OpenStudy (helder_edwin):

is it \[ x+8=\sqrt{12x+76} \] ??

OpenStudy (helder_edwin):

if so first square both sides.

OpenStudy (anonymous):

yea it is

OpenStudy (helder_edwin):

square both sides

OpenStudy (anonymous):

x+8=3.5x+8.8

OpenStudy (helder_edwin):

\[ \large (x+8)^2=[\sqrt{12x+76}]^2=12x+76 \]

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