Discover the answers you need at Westonci.ca, where experts provide clear and concise information on various topics. Discover in-depth solutions to your questions from a wide range of experts on our user-friendly Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

Solve the equation, writing solutions as simplified fractions if necessary. If there are multiple solutions, separate the solutions with a comma. If there are no solutions, input "DNE".
21²-175=-70