Anonyme Anonyme Today at 9:00 PM Mathematics Answered Finish solving the system of equations, y = 7x – 3 and y = –x + 5, using the substitution method. 1. Use substitution to create a one-variable linear equation: 7x – 3 = –x + 5. 2. Solve to determine the unknown variable in the equation: 8x = 8 x = 1