Literal Equations

Front

What is a literal equation?

Back

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

Tags

CCSS.HSA.CED.A.4

Front

How do you isolate a variable in an equation?

Back

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

Front

Solve for y: -5w + 7y = 4

Back

y = (4 + 5w) / 7

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CCSS.HSA.REI.B.3

Front

Solve for x: x + 7g = 9

Back

x = 9 - 7g

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CCSS.7.EE.B.4A

Front

Solve for y: 2x - 4y = 7

Back

y = (7 - 2x) / -4

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CCSS.6.EE.C.9

Front

Solve for x: 3x - 2y = 6

Back

x = (6 + 2y) / 3

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CCSS.HSA.REI.B.3

Front

Solve for w: x = w / a

Back

w = ax

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CCSS.HSA.REI.B.3

Front

What is the first step in solving a literal equation?

Back

Identify which variable you need to isolate and determine the operations needed to isolate it.

Tags

CCSS.HSA.CED.A.4

Front

What does it mean to rearrange an equation?

Back

Rearranging an equation means changing the order of the terms or the form of the equation to isolate a specific variable.

Tags

CCSS.HSA.CED.A.4

Front

Solve for z: 4z + 2 = 10

Back

z = 2

Tags

CCSS.7.EE.B.4A