Writing Equations

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What is an equation?

Back

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

Tags

CCSS.6.EE.A.2C

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What does 'solving an equation' mean?

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Solving an equation means finding the value(s) of the variable(s) that make the equation true.

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CCSS.7.EE.B.4A

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What is a variable in mathematics?

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A variable is a symbol, often represented by letters, that stands for an unknown value in an equation.

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CCSS.6.EE.A.2B

Front

What is the purpose of using equations in real-life scenarios?

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Equations help model and solve problems involving relationships between quantities, such as costs, distances, and time.

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CCSS.7.EE.B.4A

Front

How do you represent a total cost in an equation?

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Total cost can be represented as the sum of fixed costs and variable costs, e.g., Total Cost = Fixed Cost + (Variable Cost per unit * Number of units).

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CCSS.HSF-BF.A.1A

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What does 'quotient' mean in mathematics?

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The quotient is the result of dividing one number by another.

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CCSS.3.OA.A.2

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What is the equation for finding the total cost of cookies and cupcakes?

Back

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CCSS.HSA.CED.A.3

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How do you write an equation for a scenario involving hourly charges?

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For hourly charges, the equation can be written as Total Cost = Hourly Rate * Hours Worked + Fixed Charges.

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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What does 'product' mean in mathematics?

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The product is the result of multiplying two or more numbers together.

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CCSS.4.NBT.B.5

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How do you express 'a number decreased by 2' in an equation?

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CCSS.6.EE.B.6