Writing equations from Word Problems

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

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CCSS.6.EE.A.2C

Front

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

Back

It means to translate a real-world scenario described in words into a mathematical equation using variables to represent unknown quantities.

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CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Front

Define a variable in the context of equations.

Back

A variable is a symbol, often a letter, that represents an unknown value in an equation.

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CCSS.6.EE.B.6

Front

What is the purpose of using equations in word problems?

Back

Equations help to model relationships between quantities and allow us to solve for unknown values.

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CCSS.7.EE.B.4A

Front

How do you identify variables in a word problem?

Back

Look for quantities that are unknown or can change, often indicated by words like 'how many' or 'what is'.

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CCSS.6.EE.B.6

Front

What is the first step in solving a word problem?

Back

Read the problem carefully to understand the scenario and identify the quantities involved.

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CCSS.8.EE.C.7B

Front

What does 'twice the number of pants' mean in mathematical terms?

Back

It means to multiply the number of pants (p) by 2, represented as 2p.

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CCSS.6.EE.A.2A

Front

How do you represent '3 more than twice the number of pants' mathematically?

Back

It is represented as 2p + 3.

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CCSS.6.EE.B.6

Front

What is the equation for Lisa's shirt purchase scenario?

Back

s = 3 + 2p, where s is the number of shirts and p is the number of pants.

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CCSS.6.EE.C.9

Front

In Scott's Automotive problem, what does the $35 represent?

Back

It represents the fixed charge for each car serviced.

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CCSS.HSF.LE.B.5