Solving 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 isolate a variable in an equation?

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To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

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CCSS.6.EE.B.7

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What is the first step to solve the equation y = mx + b for x?

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Subtract b from both sides to get y - b = mx.

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CCSS.HSA.REI.B.3

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What is the formula to solve for x in the equation y = mx + b?

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CCSS.8.EE.B.6

CCSS.8.F.A.3

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How do you solve for b in the equation y = mx + b?

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Rearrange the equation to get b = y - mx.

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CCSS.HSA.CED.A.4

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What is the formula to solve for b in the equation P = a + (n - 1)b?

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CCSS.HSA.REI.B.3

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How do you solve for r in the equation T = p + prt?

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CCSS.HSA.CED.A.4

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What is the formula to solve for T in the equation B = T - Lc?

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Rearrange to get T = B + Lc.

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CCSS.HSA.CED.A.4

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What does it mean to rearrange an equation?

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Rearranging an equation means changing the equation's form to isolate a specific variable.

Tags

CCSS.HSA.CED.A.4

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What is the importance of inverse operations in solving equations?

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Inverse operations are used to undo operations in an equation, allowing you to isolate variables.

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CCSS.7.EE.B.4A