👉 Interpositions are a type of mathematical operation that involves replacing one operand with another. In algebra, for example, the expression "x + y" is an interposition of x and y, while the expression "3x" is an interposition of 3 and x. The term "interposition" is typically used to describe the process of replacing one variable (the "intermediate") with another variable (the "final"). For example, in the equation: \[2x + 4