Solvers

Pre-Algebra

Finding the slope in Linear-equations. Seen 172565 times.
Graphing Linear Equations in Linear-equations. Seen 290280 times.
Converting Linear Equations in Standard form to Slope-Intercept Form (and vice versa) in Linear-equations. Seen 732292 times.
Reducing Fractions Calculator in Numeric_Fractions. Seen 330267 times.
Linear Equation Solver in Equations. Seen 233926 times.
Converting Mixed Fractions to Improper Fractions (and vice versa) in Numeric_Fractions. Seen 23587 times.
Expand (Or Multiply) Two Polynomial Expressions in Distributive-associative-commutative-properties. Seen 16168 times.
FOIL (ie Expand) Two Binomials in Distributive-associative-commutative-properties. Seen 39067 times.
Converting to and from percents, decimals, and fractions in percentage. Seen 11077 times.
Find the GCD (or GCF) of two numbers using Euclid's Algorithm in Divisibility_and_Prime_Numbers. Seen 86323 times.
Solve the System of Equations by Graphing in Linear-equations. Seen 299577 times.
Fractions Solver in Numeric_Fractions. Seen 202588 times.
Finding the Equation of a Line in Linear-equations. Seen 82710 times.
Finding the Equation of a Line Parallel or Perpendicular to a Given Line in Linear-equations. Seen 907707 times.

Completing the Square to Get a Quadratic into Vertex Form in Polynomials-and-rational-expressions. Seen 178594 times.
Find A Quadratic Equation Given The Solutions in Quadratic_Equations. Seen 33684 times.
Factoring Quadratics with a leading coefficient of 1 (a=1) in Polynomials-and-rational-expressions. Seen 41527 times.
Quadratic Formula in Quadratic_Equations. Seen 130043 times.
Factoring using the AC method (Factor by Grouping) in Polynomials-and-rational-expressions. Seen 218646 times.
Square Root Arithmetic (Adding, Subtracting, Multiplying, and Dividing Square Roots) in Radicals. Seen 105198 times.
Computing the Discriminant in Quadratic_Equations. Seen 59202 times.
Plot a Single Point in Graphs. Seen 19593 times.
Simplifying Square Roots (whole numbers only) in Radicals. Seen 111083 times.

Guide to Multiplying Matrices in Matrices-and-determiminant. Seen 11358 times.
Using Cramer's Rule to Solve Systems with 2 variables in Matrices-and-determiminant. Seen 29221 times.
Using Cramer's Rule to Solve Systems with 3 variables in Matrices-and-determiminant. Seen 52075 times.
Factorial in Probability-and-statistics. Seen 17879 times.
Finding the Inverse of a 2x2 Matrix in Matrices-and-determiminant. Seen 171799 times.
Finding the Determinant of a 3x3 Matrix in Matrices-and-determiminant. Seen 366455 times.
Finding the Determinant of a 2x2 Matrix in Matrices-and-determiminant. Seen 75833 times.
Solving a linear system of equations by subsitution in Linear_Algebra. Seen 39950 times.
Solving a System of Linear Equations by Elimination/Addition in Linear_Algebra. Seen 206105 times.
Permutations and Combinations (with NPR and NCR) in Probability-and-statistics. Seen 97602 times.

Midpoint in Length-and-distance. Seen 442 times.
Distance Formula in Length-and-distance. Seen 671 times.
Hero's (or Heron's) Formula (Used to Find the Area of a Triangle Given its Three Sides) in Surface-area. Seen 5614 times.
Find the Area of a Triangle Using Sine in Surface-area. Seen 6687 times.
Find the Area of a Rectangle in Surface-area. Seen 9925 times.
Find the Area of a Circle in Surface-area. Seen 6018 times.
Perimeter of a Rectangle in Rectangles. Seen 17442 times.

Determine if Set A is a Subset of Set B in Subset. Seen 6235 times.
Check to See if Two Sets Are Equal or Equinumerous in Subset. Seen 6862 times.
Set Union, Intersection, and Relative Complement in sets-and-operations. Seen 41364 times.

These solvers were seen 5529258 times