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Mathematics 12 Online
OpenStudy (anonymous):

Solve the equation. Identify any extraneous solutions x = sqrt(-3x + 40) 8 is a solution to the original equation. The value –5 is an extraneous solution. 5 and 8 are both extraneous solutions. 5 and –8 are solutions. 5 is a solution to the original equation. The value -8 is an extraneous solution.

OpenStudy (freckles):

square both sides as a first step

OpenStudy (freckles):

you will end up with a quadratic equation to solve

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