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Status: Waiting for your answers.

Problem: Solve for the variable. Check a value if it is extraneous.   √ p + 18  = p + 12   p + 18 = ( p + )2   p + 18 = p2 + p +   0 = p2 + p +   0 = ( p + )( p + )   p1 =     p2 = extraneous   extraneous