MA19.6.18

Mathematics (2019) Grade(s): 6

MA19.6.18
Determine whether a value is a solution to an equation or inequality by using substitution to conclude whether a given value makes the equation or inequality true.

Unpacked Content

Knowledge

Students know:

Conventions of order of operations.
The solution is the value of the variable that will make the equation or inequality true.
That using various processes to identify the value(s) that when substituted for the variable will make the equation true.

Skills

Students are able to:

Substitute specific values into algebraic equation or inequality and accurately perform operations of addition, subtraction, multiplication, division and exponentiation using order of operation.

Understanding

Students understand that:

Solving an equation or inequality means finding the value or values (if any) that make the mathematical sentence true.
The solution to an inequality is often a range of values rather than a specific value.

Vocabulary

Substitution
Equation
Inequality

Aligned Learning Resources

Equations and Solutions

Formulas: Area of a Rectangle

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