ANGELICASPE07IN ANGELICASPE07IN Math Answered 12. The standard form of the equation of a line is Ax + By = C. Which of the following linear equations in two variables is written in standard form? a. x-5y = 6 b. 2y = 3x - 4 c. 5x = 7 - 4y d. 6x-8y + 7 = 0