Written by Todd Rundgren and first recorded by Utopia (1977).
Hit version by England Dan & John Ford Coley (US #10/MOR #1 1979).
From the wiki: “‘Love Is the Answer’ is a song written by Todd Rundgren for his band Utopia. It is the closing track on their 1977 album Oops! Wrong Planet.
“A cover version by England Dan & John Ford Coley reached #10 on the Billboard Hot 100 chart in May, 1979. John Ford Coley was quoted as saying: ‘Of all the songs we released as singles, [this] was my favorite. The song first of all had a classical base, and the middle had a gospel section which I loved.'”
England Dan & John Ford Coley, “Love is the Answer” (1979):