# 9th-12th Grades Mathematics

9th-12th Grades Mathematics.

## Solving Inequalities

CC.9-12.A.REI.3 – Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters.

## Solving Equations

CC.9-12.A.REI.1 – Explain each step in solving a simple equation as following from the equality of numbers asserted at the previous step, starting from the assumption that the original equation has a solution. Construct a viable argument to justify a solution method.

## Solve Linear Formulas and Literal Equations For a Specified Variable

CC.9-12.A.CED.1 & CC.9-12.A.REI.3 – Create equations and inequalities in one variable and use them to solve problems.

## Solving and Graphing Absolute Value Inequalities

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Solve and Graph Simple Absolute Value Equations and Inequalities

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Identify Independent Variable and Dependent Variable on Various Representational Modes: Words, Symbols, and/or Graphs

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Independent and Dependent Variable

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Identifying Independent and Dependent Variables

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Identifying Variables: Independent and Dependent

CC.9-12.A.CED.1 – Create equations and inequalities in one variable and use them to solve problems.

## Simplify Expressions by Factoring

CC.9-12.A.APR.7 – Understand that rational expressions form a system analogous to the rational numbers, closed under addition, subtraction, multiplication, and division by a nonzero rational expression; add, subtract, multiply, and divide rational expressions.