---

Status: Waiting for your answers.

Problem: Solve for the variable. Check a value if it is extraneous.   √ b + 53  = b + 11   b + 53 = ( b + )2   b + 53 = b2 + b +   0 = b2 + b +   0 = ( b + )( b + )   b1 =     b2 = extraneous   extraneous