Solving Equations

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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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Multiply both sides by -4 to isolate x.

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x = -5.

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Subtract 7 from both sides.

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c = 10.

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7v + 8.

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v = 2.

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What is the principle of balancing equations?

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The principle states that you can perform the same operation on both sides of an equation without changing its equality.

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What does it mean to combine like terms in an equation?

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Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power.