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AP Calculus AB/BC
In mathematics, "x = a" represents an equation where x takes on the specific value "a". It denotes equality between x and a constant term.
Constant: A constant is a fixed value that does not change in an expression or equation.
Variable: A variable is a symbol that represents an unknown quantity or can take on different values.
Equation: An equation is a mathematical statement with an equals sign, indicating that two expressions are equal.