Equation Word Problems

Front

What is an equation word problem?

Back

An equation word problem is a mathematical problem presented in a narrative form that requires the formulation of an equation to find a solution.

Tags

CCSS.7.EE.B.4A

Front

How do you identify the variables in a word problem?

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Variables are usually represented by letters and can be identified by determining what quantity is unknown and needs to be solved.

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CCSS.6.EE.B.6

Front

What does it mean to set up an equation from a word problem?

Back

Setting up an equation involves translating the words of the problem into a mathematical expression that can be solved.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving a word problem?

Back

The first step is to read the problem carefully and identify the known and unknown quantities.

Tags

CCSS.8.EE.C.7B

Front

How do you represent a total cost in a word problem?

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A total cost can be represented as the sum of fixed costs and variable costs, often in the form of an equation.

Front

What is a fixed cost in a word problem?

Back

A fixed cost is a cost that does not change regardless of the quantity of goods or services used.

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CCSS.HSF.LE.B.5

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What is a variable cost in a word problem?

Back

A variable cost is a cost that changes based on the quantity of goods or services used.

Tags

CCSS.HSF-LE.A.1B

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, isolate it on one side of the equation using inverse operations.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to 'isolate' a variable?

Back

Isolating a variable means rearranging the equation so that the variable is alone on one side.

Front

What is the equation for Cadin's bouncy house problem?

Back

$30.00 + $4.00h = $78.00

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CCSS.HSA.CED.A.3