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Status: Waiting for your answers.

Problem: Solve for the variable. Check a value if it is extraneous.   √ j + 25  = j + 13   j + 25 = ( j + )2   j + 25 = j2 + j +   0 = j2 + j +   0 = ( j + )( j + )   j1 =     j2 = extraneous   extraneous