Complex sentence: In the 1970s she began exploring Polaroid technology and Xerography as a vehicle for art making and in 1973 had her first successful solo show at Toronto's Baldwin Street Gallery of Photography.
Split into simpler sentences: In the 1970s, she began exploring Polaroid technology and Xerography as a vehicle for art making. Her first successful solo show was held in 1973, at Toronto's Baldwin Street Gallery of Photography.