Donate
Partner With Us
Learn To Be
Get free tutoring
Become a tutor
Sign Up
Sign In
Open menu
Close menu
Sign Up
Sign In
Save your progress! Create an account to earn badges and track your learning.
Create Account
Sign In
All Courses
Algebra 1
All Lessons
1
Level 1
0/4
Modeling With Inverse Variation
+15 XP
Solving Exponential Decay Problems
+15 XP
Properties Of Lines Given In Standard Form
+15 XP
Modeling Exponential Decay With Functions
+15 XP
2
Level 2
0/4
Solving Rational Equations Containing Binomials Using Cross Multiplication
+15 XP
Converting Units of Area to Smaller Units
+15 XP
Domain And Range Of Absolute Value Functions
+15 XP
Stretches of Absolute Value Graphs
+15 XP
3
Level 3
0/4
Finding the Nth Term of an Arithmetic Sequence Given Two Terms
+15 XP
The Zero Product Rule for Solving Quadratic Equations
+15 XP
Equations of Lines in Standard Form
+15 XP
The Vertex Form of a Parabola
+15 XP
4
Level 4
0/4
Determining Indexes of Terms in Geometric Sequences
+15 XP
Consecutive Integer Problems
+15 XP
Graphing Strict Two Variable Linear Inequalities
+15 XP
Unions of Intervals
+15 XP
5
Level 5
0/4
The Nth Term of an Arithmetic Sequence
+15 XP
Completing The Square
+15 XP
Solving Equations Using the Square Root Method
+15 XP
The Quadratic Formula
+15 XP
6
Level 6
0/4
Solving Compound Inequalities
+15 XP
Equations Connecting Absolute Value and Linear Functions
+15 XP
Writing Radical Expressions Using Fractional Exponents
+15 XP
Multiplying Polynomials
+15 XP
7
Level 7
0/4
Factoring Differences of Squares
+15 XP
Solving Radical Equations
+15 XP
Piecewise Functions
+15 XP
Vertical Reflections of Quadratic Functions
+15 XP
8
Level 8
0/4
Rationalizing Denominators With Two Terms
+15 XP
Monomials, Binomials, and Trinomials
+15 XP
Absolute Value Expressions
+15 XP
The Product Rule for Exponents with Algebraic Expressions
+15 XP
9
Level 9
0/4
Approximating Solutions to Systems of Linear Equations
+15 XP
Absolute Value Equations
+15 XP
Arithmetic Sequences
+15 XP
The Axis of Symmetry of a Parabola
+15 XP
10
Level 10
0/4
Modeling With Direct Variation
+15 XP
The Domain of a Function
+15 XP
The Domain of a Function
+15 XP
The Domain of a Function
+15 XP
11
Level 11
0/4
The Domain of a Function
+15 XP
Function Composition
+15 XP
Modeling With Linear Functions
+15 XP
Absolute Value Graphs
+15 XP
12
Level 12
0/4
Vieta's Formulas
+15 XP
Absolute Value Inequalities (#451)
+15 XP
Factoring Perfect Square Trinomials With Leading Coefficients
+15 XP
Compound And Inequalities
+15 XP
13
Level 13
0/4
Intersections of Intervals
+15 XP
Combining The Rules Of Exponents With Algebraic Expressions
+15 XP
Recursive Sequences
+15 XP
Vertical Reflections of Absolute Value Graphs
+15 XP
14
Level 14
0/4
Rules of Absolute Value
+15 XP
Fibonacci Sequences
+15 XP
Simplifying Rational Expressions
+15 XP
Graphs of General Quadratic Functions
+15 XP
15
Level 15
0/4
Adding and Subtracting Polynomials (#81)
+15 XP
Factoring Trinomials
+15 XP
The Arithmetic of Functions
+15 XP
Modeling With Quadratic Equations
+15 XP
16
Level 16
0/4
Creating Exponential Decay Expressions
+15 XP
Solving Systems of Nonlinear Equations Using Graphs
+15 XP
Interval Notation
+15 XP
Solving Rational Equations Using The Flip Method
+15 XP
17
Level 17
0/4
Solving Many Variable Equations
+15 XP
Squaring Binomials
+15 XP
Multiplying Binomials
+15 XP
Factoring Polynomials Using GCFs
+15 XP
18
Level 18
0/4
The Distributive Law for Polynomials
+15 XP
Factoring Trinomials With Leading Coefficients
+15 XP
Factoring Perfect Square Trinomials
+15 XP
The Power Rule for Exponents with Algebraic Expressions
+15 XP
19
Level 19
0/4
The Quotient Rule for Exponents with Algebraic Expressions
+15 XP
The Cube Root of a Perfect Cube with Algebraic Expressions
+15 XP
Solving Quadratic Equations By Factoring
+15 XP
The Square Root of a Perfect Square with Algebraic Expressions
+15 XP
20
Level 20
0/4
Simplifying Square Root Expressions Using The Quotient Rule
+15 XP
Solving Exponential Equations
+15 XP
Simplifying Square Root Expressions Using The Product Rule
+15 XP
Solving Exponential Equations
+15 XP
21
Level 21
0/4
Solving Quadratic Equations With No Constant Term
+15 XP
Solving Quadratic Equations Using a Difference of Squares
+15 XP
Properties of Lines Given in Slope-Intercept Form
+15 XP
Calculating The Intersection Of Two Lines
+15 XP
22
Level 22
0/4
Equations of Lines in Point-Slope Form
+15 XP
Solving Systems of Nonlinear Equations
+15 XP
Modeling With Linear Equations
+15 XP
The Discriminant of a Quadratic Equation
+15 XP
23
Level 23
0/4
Solving Quadratic Equations By Completing The Square
+15 XP
Introduction to Functions
+15 XP
Simplifying Rational Expressions By Factoring
+15 XP
Introduction to Functions
+15 XP
24
Level 24
0/4
Rationalizing Denominators Of Algebraic Expressions
+15 XP
The Degree of a Polynomial
+15 XP
Graphing Elementary Quadratic Functions
+15 XP
Introduction to Polynomials
+15 XP
25
Level 25
0/4
Solving For Variables In Arithmetic Sequences
+15 XP
Roots of Quadratic Functions
+15 XP
Finding the Common Difference of an Arithmetic Sequence
+15 XP
Modeling With Linear Equations In Two Variables
+15 XP
26
Level 26
0/4
Systems Of Equations With No Solutions And Infinitely Many Solutions
+15 XP
Determining Indexes of Terms in Arithmetic Sequences
+15 XP
Visual Representations of Functions
+15 XP
Determining Indexes of Terms in Arithmetic Sequences
+15 XP
27
Level 27
0/4
Solving Rational Equations Using Cross Multiplication
+15 XP
The Nth Term of a Geometric Sequence
+15 XP
Introduction to Geometric Sequences
+15 XP
Introduction to Quadratic Equations
+15 XP
28
Level 28
0/4
Revenue, Cost, and Profit Functions (#701)
+15 XP
Modeling Downwards Vertical Motion
+15 XP
Linear Correlation
+15 XP
Selecting a Regression Model
+15 XP
29
Level 29
0/4
Introduction To Inverse Functions
+15 XP
Introduction To The Elimination Method
+15 XP
The Range of a Function
+15 XP
Modeling Work Problems
+15 XP
30
Level 30
0/4
Parallel Lines in the Coordinate Plane
+15 XP
Modeling Mixture Problems
+15 XP
Speed, Distance, and Time Problems
+15 XP
Modeling Using Systems Of Linear Equations
+15 XP
31
Level 31
0/4
Modeling Coin Problems Using Systems of Linear Equations
+15 XP
Systems of Linear Equations with Fractional Coefficients (#1045)
+15 XP
Exponential Functions
+15 XP
Systems of Linear Equations with Decimal Coefficients (#1081)
+15 XP
32
Level 32
0/4
Systems of Linear Equations with Decimal Coefficients (#1081)
+15 XP
Equivalent Expressions With Fractions
+15 XP
Solving Rational Equations Containing One Fractional Term
+15 XP
The Power of Quotient Rule With Algebraic Expressions
+15 XP
33
Level 33
0/4
Solving Perfect Square Quadratic Equations
+15 XP
The Power of Product Rule with Algebraic Expressions
+15 XP
Perfect Square Quadratic Equations With One Or No Solutions
+15 XP
Solving Quadratic Equations With Leading Coefficients By Factoring
+15 XP
34
Level 34
0/4
Solving Quadratic Equations With Leading Coefficients By Factoring
+15 XP
Equations of Lines in Slope-Intercept Form
+15 XP
Modeling With Two-Variable Linear Inequalities
+15 XP
Expanding Binomials Using Pascal's Triangle (#1157)
+15 XP
35
Level 35
0/4
Solving Equations With Even Exponents Using The Nth Root Method
+15 XP
Creating Exponential Growth Expressions
+15 XP
The Average of the Roots Formula
+15 XP
Compound Or Inequalities
+15 XP
36
Level 36
0/4
Modeling Upwards Vertical Motion
+15 XP
Analyzing and Interpreting Graphs of Linear Equations
+15 XP
Systems of Linear Inequalities
+15 XP
Graphing Exponential Decay Functions
+15 XP
37
Level 37
0/4
Discriminant of a Quadratic Function Part 2
+15 XP
Graphing Exponential Growth Functions
+15 XP
Introduction to Modeling with Inequalities
+15 XP
The Recursive Formula for a Geometric Sequence
+15 XP
38
Level 38
0/4
Modeling With Two-Step Inequalities
+15 XP
Increasing and Decreasing Functions
+15 XP
Domain and Range of Quadratic Functions
+15 XP
Distance-Time Graphs
+15 XP
39
Level 39
0/4
Linear vs Exponential Growth and Decay
+15 XP
The Vertical Line Test
+8 XP
Simplifying Polynomials
+15 XP
Interpreting Exponential Decay
+15 XP
40
Level 40
0/4
Calculating Distance From a Speed-Time Graph
+15 XP
The Greatest Common Factor of Two Monomials
+15 XP
Evaluating Algebraic Radical Expressions
+15 XP
Interpreting Linear Expressions
+15 XP
41
Level 41
0/4
Translating Between Explicit and Recursive Formulas for Geometric Sequences
+15 XP
Translating Between Explicit and Recursive Formulas for Arithmetic Sequences
+15 XP
The Roots of a Function
+15 XP
Converting Between Mixed Units
+15 XP
42
Level 42
0/4
Modeling With Arithmetic Sequences
+15 XP
Selecting Units For Rates Of Change
+15 XP
Introduction To Sequences
+15 XP
Determining Units In Formulas
+15 XP
43
Level 43
0/4
End Behavior of Functions
+15 XP
Degrees of Accuracy
+15 XP
Approximating Solutions to Systems of Nonlinear Equations
+15 XP
Global Extrema of Functions
+15 XP
44
Level 44
0/4
Inverse Variation
+15 XP
Solving Exponential Growth Problems
+15 XP
Further Rules Of Absolute Value
+15 XP
The Square Root of a Perfect Square with Domain Restrictions
+15 XP
45
Level 45
0/4
Solving Linear Equations With Unknown Coefficients By Factoring
+15 XP
Solving Linear Equations With Unknown Coefficients
+15 XP
Factoring Trinomials Using Common Factors
+15 XP
Adding And Subtracting Radical Expressions
+15 XP
46
Level 46
0/4
Modeling Exponential Growth With Functions
+15 XP
Solving Equations With Odd Exponents Using The Nth Root Method
+15 XP
Scatter Plots
+15 XP
Vertical Motion
+15 XP
47
Level 47
0/4
Speed-Time Graphs
+15 XP
Maximizing Profit And Break Even Points
+15 XP
Interpreting Exponential Growth
+15 XP
Trend Lines
+15 XP
48
Level 48
0/4
Further Speed Distance Time Problems
+15 XP
The Range Of A Function Advanced Cases
+15 XP
Making Predictions Using Trend Lines
+15 XP
The Difference of Squares Formula
+15 XP
49
Level 49
0/2
Solving Exponential Equations With Fractional Solutions
+15 XP
Finding The Common Ratio Of A Geometric Sequence Given Two Terms
+15 XP