Question 384174
to quickly find a perpendicular line ___ swap the x and y coefficients , and change one of their signs


3x - 2y = 5 is perpendicular to 2x + 3y = 5


the y-int is -4 , so plug in to find the correct constant term


3(0) - 2(-4) = 8


the new equation is ___ 3x - 2y = 8