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Common Core for Mathematics

Common Core Lesson Plans and Worksheets Algebra I

Algebra Overview

**Seeing Structure in Expressions**

Interpret the structure of expressions

Write expressions in equivalent forms to solve problems

**Arithmetic with Polynomials and Rational Functions**

Perform arithmetic operations on polynomials

Understand the relationship between zeros and factors of polynomials

Use polynomial identities to solve problems

Rewrite rational functions

**Creating Equations**

Create equations that describe numbers or relationships

**Reasoning with Equations and Inequalities**

Understand solving equations as a process of reasoning and explain the reasoning

Solve equations and inequalities in one variable

Solve systems of equations

Represent and solve equations and inequalities graphically

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

Common Core for Mathematics

Common Core Lesson Plans and Worksheets Algebra I

Algebra Overview

Interpret the structure of expressions

Write expressions in equivalent forms to solve problems

Perform arithmetic operations on polynomials

Understand the relationship between zeros and factors of polynomials

Use polynomial identities to solve problems

Rewrite rational functions

Create equations that describe numbers or relationships

Understand solving equations as a process of reasoning and explain the reasoning

Solve equations and inequalities in one variable

Solve systems of equations

Represent and solve equations and inequalities graphically

**Seeing Structure in Expressions**

HSA-SSE.A.1 Interpret expressions that represent a quantity in terms
of its context. |

HSA-SSE.A.2 Use the structure of an expression to identify ways to
rewrite it. |

HSA-SSE.B.3 Choose and produce an equivalent form of an expression to reveal and explain properties of the quantity represented by the expression. HSA-SSE.B.3a Factor a quadratic expression to reveal the zeros of the function it defines. |

HSA-SSE.B.3b Complete the square in a quadratic expression to reveal the maximum or minimum value of the function it defines. |

HSA-SSE.B.3c Use the properties of exponents to transform expressions
for exponential functions. |

HSA-SSE.B.4 Derive the formula for the sum of a finite geometric
series (when the common ratio is not 1), and use the
formula to solve problems. |

**Arithmetic with Polynomials and Rational Expressions**

HSA-APR.A.1 Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication; add, subtract, and multiply polynomials. |

HSA-APR.B.2 Know and apply the Remainder Theorem: For a
polynomial |

HSA-APR.B.3 Identify zeros of polynomials when suitable factorizations are available, and use the zeros to construct a rough graph of the function defined by the polynomial. |

HSA-APR.C.4 Prove polynomial identities and use them to describe
numerical relationships. |

HSA-APR.C.5 (+) Know and apply the Binomial Theorem for the expansion
of ( x and y for a
positive integer n, where x and y are
any numbers, with coefficients determined for example by
Pascal's Triangle. |

HSA-APR.D.6 Rewrite simple rational expressions in different forms;
write |

HSA-APR.D.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. |

**Creating Equations**

HSA-CED.A.1 Create equations and inequalities in one variable and use
them to solve problems. |

HSA-CED.A.2 Create equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales. |

HSA-CED.A.3 Represent constraints by equations or inequalities, and
by systems of equations and/or inequalities, and interpret
solutions as viable or nonviable options in a modeling
context. |

HSA-CED.A.4 Rearrange formulas to highlight a quantity of interest,
using the same reasoning as in solving equations. |

HSA-REI.A.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. |

HSA-REI.A.2 Solve simple rational and radical equations in one variable, and give examples showing how extraneous solutions may arise. |

HSA-REI.A.2 Solve linear equations and inequalities in one variable, including equations with coefficients represented by letters. |

HSA-REI.B.4 Solve quadratic equations in one variable. HSA-REI.B.4a Use the method of completing the square to transform any
quadratic equation in |

HSA-REI.B.4b Solve quadratic equations by inspection (e.g., for |

HSA-REI.C.5 Prove that, given a system of two equations in two variables, replacing one equation by the sum of that equation and a multiple of the other produces a system with the same solutions. |

HSA-REI.C.6 Solve systems of linear equations exactly and approximately (e.g., with graphs), focusing on pairs of linear equations in two variables. |

HSA-REI.C.7 Solve a simple system consisting of a linear equation and
a quadratic equation in two variables algebraically and
graphically. For example, find the points of intersection
between the line |

HSA-REI.C.8 HSA-REI.C.9 (+) Represent a system of linear equations as a single matrix equation in a vector variable. (+) Find the inverse of a matrix if it exists and use it to solve systems of linear equations (using technology for matrices of dimension 3 נ3 or greater). |

HSA-REI.D.10 Understand that the graph of an equation in two variables is the set of all its solutions plotted in the coordinate plane, often forming a curve (which could be a line). |

HSA-REI.D.11 Explain why the |

HSA-REI.D.12 Graph the solutions to a linear inequality in two variables as a half-plane (excluding the boundary in the case of a strict inequality), and graph the solution set to a system of linear inequalities in two variables as the intersection of the corresponding half-planes. |

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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