Which is the greatest 0.19, 1.00, 0.91 or 0.02?

Which is the most efficient first step to solve x in the equation 3.7x - 18 = -4.3x -34 a. add 3.7x to both sides of the equation. b. add 4.3x to both sides of the equation. c. subtract 18 from both sides of the equation. d. subtract 34 from both sides of the equation.

Geometry answer picture question pls . reason and statements

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm