Pre-AlgebraSuperchallenge SharePre-Algebra · Superchallenge problemEvaluate 1x+1y\dfrac{1}{x} + \dfrac{1}{y}x1+y1 when x=12x = \dfrac{1}{2}x=21 and y=13y = \dfrac{1}{3}y=31.Check Show answer Walk through it step by step Practice more like this