Literal Equations

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What is a literal equation?

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A literal equation is an equation that contains two or more variables. It is often solved for one variable in terms of the others.

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CCSS.HSA.CED.A.4

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How do you solve for a variable in a literal equation?

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To solve for a variable, isolate the variable on one side of the equation using algebraic operations such as addition, subtraction, multiplication, and division.

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CCSS.HSA.CED.A.4

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x = yb - v

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CCSS.HSA.REI.B.3

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x = by + v

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CCSS.HSA.REI.B.3

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CCSS.HSA.CED.A.4

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CCSS.HSA.CED.A.4

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CCSS.HSA.REI.B.3

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CCSS.HSA.REI.B.3

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What is the first step in solving a literal equation?

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The first step is to identify the variable you want to isolate and then use inverse operations to move other terms away from it.

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CCSS.HSA.CED.A.4

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What does it mean to isolate a variable?

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Isolating a variable means to manipulate the equation so that the variable is alone on one side of the equation.