7th grade equations/inequalities

Front

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

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

Tags

CCSS.6.EE.B.8

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Tags

CCSS.8.EE.C.7B

Front

Back

Tags

CCSS.7.EE.B.4A

Front

What is the equation for a situation where a fixed cost is combined with a variable cost?

Back

The equation is typically in the form: Fixed Cost + (Variable Cost per unit) * (Number of units) = Total Cost.

Tags

CCSS.8.EE.C.7B

Front

Back

Tags

CCSS.7.EE.B.4B

Front

How do you represent a situation where a quantity increases over time?

Back

You can represent it with an equation of the form: Total = Initial Amount + (Rate of Increase * Time).

Front

Back

The equation is true.

Tags

CCSS.6.EE.B.5

Front

Back

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

What does it mean for an equation to be true?

Back

An equation is true if both sides of the equation have the same value when the variable is replaced with a specific number.

Tags

CCSS.6.EE.B.5