## 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.

59 Lesson(s)

### Solving Equations

Algebra I » Unit: Understanding Equations
Algebra I » Unit: Understanding Equations
Amherst, NY
Environment: Suburban

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Resources (25)

Reflections (1)

### True & False Equations (Day 1 of 2)

Algebra I » Unit: Understanding Equations
Algebra I » Unit: Understanding Equations
Amherst, NY
Environment: Suburban

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Favorites (12)

Resources (24)

Reflections (2)

### True & False Equations (Day 2 of 2)

Algebra I » Unit: Understanding Equations
Algebra I » Unit: Understanding Equations
Amherst, NY
Environment: Suburban

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Standards:

Favorites (6)

Resources (13)

Reflections (1)

### Review, Justification, and Critique

Algebra I » Unit: Creating Linear Equations
Algebra I » Unit: Creating Linear Equations
Worcester, MA
Environment: Urban

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Favorites (2)

Resources (14)

Reflections (1)

### Non-Linear Systems of Equations

12th Grade Math » Unit: Conic Sections
12th Grade Math » Unit: Conic Sections
Phoenix, AZ
Environment: Urban

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Favorites (2)

Resources (17)

### Keeping Your Identity

8th Grade Math » Unit: Solving Linear Equations in One Variable
8th Grade Math » Unit: Solving Linear Equations in One Variable
Bowling Green, KY
Environment: Suburban

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Favorites (2)

Resources (21)

Reflections (2)

### Bring in the Sub!: Solving Systems of Equations in 2 Variables

Algebra I » Unit: Making Informed Decisions with Systems of Equations
Algebra I » Unit: Making Informed Decisions with Systems of Equations
Salem, MA
Environment: Urban

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Favorites (3)

Resources (22)

Reflections (2)

### Solving and Proving Compound Inequalities

Algebra I » Unit: Its Not Always a Straight Answer: Linear Equations and Inequalities in 1 Variable
Algebra I » Unit: Its Not Always a Straight Answer: Linear Equations and Inequalities in 1 Variable
Salem, MA
Environment: Urban

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Favorites (6)

Resources (20)

Reflections (1)

### Laws of Logarithms and Real Applications

Algebra II » Unit: Exponential and Logarithmic Functions
Algebra II » Unit: Exponential and Logarithmic Functions
Huntington, IN
Environment: Suburban

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Resources (16)

Reflections (1)

### Mortgages and Geometric Series DAY #3

Algebra II » Unit: Sequences and Series
Algebra II » Unit: Sequences and Series
Huntington, IN
Environment: Suburban

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Resources (13)

Reflections (1)

### Mortgages and Geometric Series DAY #2

Algebra II » Unit: Sequences and Series
Algebra II » Unit: Sequences and Series
Huntington, IN
Environment: Suburban

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#### Mortgages made easy with knowledge of a geometric series!

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Favorites (1)

Resources (13)

Reflections (1)

Algebra II » Unit: Sequences and Series
Huntington, IN
Environment: Suburban

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Resources (18)

Reflections (1)

### I Absolute(ly) Don't Care About Direction: Solving and Proving Absolute Value Equations and Inequalities

Algebra I » Unit: Its Not Always a Straight Answer: Linear Equations and Inequalities in 1 Variable
Algebra I » Unit: Its Not Always a Straight Answer: Linear Equations and Inequalities in 1 Variable
Salem, MA
Environment: Urban

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Standards:

Favorites (13)

Resources (16)

### Job Offers and Cell Phone Plans: Making Informed Decisions with Mathematics

Algebra I » Unit: Making Informed Decisions with Systems of Equations
Algebra I » Unit: Making Informed Decisions with Systems of Equations
Salem, MA
Environment: Urban

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Standards:

Favorites (3)

Resources (32)

Reflections (3)

### Proving It

Geometry » Unit: Line-sanity!
Geometry » Unit: Line-sanity!
Saratoga Springs, NY
Environment: Suburban

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Favorites (8)

Resources (25)

Reflections (2)
Common Core Math

### High School

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