Final answer:
The question involves applying source transformation to solve for unknown currents and voltages in electric circuits, often requiring elimination of variables and application of Ohm's law.
Step-by-step explanation:
The student question pertains to the application of source transformation techniques in electric circuits, which are used to simplify complex circuits for analysis. The provided information suggests a series of steps to solve for unknown current and voltage values. By eliminating current I₂ using a substitution method, followed by subsequent simplification and application of Ohm's law, the unknown values in the circuit such as currents and power can be determined. Additionally, equations are given which must be verified or used to find required solutions such as Ix and Vx. Source transformation is a powerful method in electric circuit analysis because it allows conversion between voltage sources and current sources, aiding in simplification and solution of circuit equations.