Solving Equations with one variable

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What is an equation?

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An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

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What does it mean to solve an equation?

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To solve an equation means to find the value(s) of the variable(s) that make the equation true.

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What is a variable in mathematics?

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A variable is a symbol, often represented by letters, that stands for an unknown value in an equation.

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The first step is to isolate the variable on one side of the equation by moving all terms involving the variable to one side and constant terms to the other.

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x = -6

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What is the principle of balancing equations?

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The principle of balancing equations states that whatever you do to one side of the equation, you must do to the other side to maintain equality.

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y = 4

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How do you check if your solution to an equation is correct?

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You can check your solution by substituting the value back into the original equation to see if both sides are equal.

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x = 3

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f = -6