Question 3 - of 13 Step 1 of 1 01:48:03 Use the method of substitution to solve the following system of equations. If the system is dependent, express the solution set in terms of one of the variables. Leave all fractional answers in fraction form. -x- 2y = 1 -4x - 8y = 3 Answer 2 Points Keypad Keyboard Shortcuts Selecting an option will display any text boxes needed to complete your answer.