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Negative Exponents in Fractions. Factoring a Difference Between Two Squares. Solve Using the Quadratic Formula. Reading the Coordinates of Points on a Graph. Determining the Slope of a Line. Determining x and y Intercepts of a Line. Algebra Help This section is a collection of lessons, calculators, and worksheets created to assist students and teachers of algebra. Lessons Explore one of our dozens of lessons on key algebra topics like Equations , Simplifying and Factoring.

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Lessons and solvers have all been submitted by our contributors! Numeric Fractions Decimal numbers, power of 10, rounding Operations with Signed Numbers Exponents and operations on exponents Divisibility and Prime Numbers Roman numerals Inverse operations for addition and multiplication, reciprocals Evaluation of expressions, parentheses.

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Explore the straight line graph Activity to investigate how the change of the slope and y -intercept can affect the straight line graph. Equation of a Line Parallel to the X-axis or Y-axis. Slopes of Parallel and Perpendicular Lines How to determine if two lines are parallel or perpendicular when given their slopes, how to find the equation of a line given a point on the line and a line that is parallel or perpendicular to it, how to find parallel or perpendicular lines using Standard Form.

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Quadratic Functions Different forms of quadratic functions, general form, factored form, vertex form, convert from general form to factored form, convert from the general form to the vertex form using the vertex formula, convert from the general form to the vertex form using completing the square.

Graphing Exponential Functions How to graph exponential functions by plotting points, the characteristics of exponential functions, how to use transformations to graph an exponential function. Graphing Reciprocal Functions How to graph reciprocal functions by plotting points, the characteristics of graphs of reciprocal functions, how to use transformations to graph a reciprocal function, how to get the equation of a reciprocal function when given its graph.

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. Basic Algebra An introduction to Algebra. Adding and Subtracting Expressions. Multiplying and Dividing Expressions. Multiplying Expressions or Expanding Expressions. FOIL Method used to distribute two binomials.

Isolate the Variable Transposition. Solving Equations with Absolute Values. Solving for a Variable in a Formula. Inequalities and the Number Line. Difference of Two Squares. Coefficient of x 2 is 1. Coefficient of x 2 is greater than 1. Square of Sum or Perfect Square Trinomials.

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