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Status: Waiting for your answers.

Problem: Solve for the variable. Check a value if it is extraneous.   √ h + 70  = h + 14   h + 70 = ( h + )2   h + 70 = h2 + h +   0 = h2 + h +   0 = ( h + )( h + )   h1 =     h2 = extraneous   extraneous