# Calculators of equations and systems of equations

This page contains
*online calculators*
for solving various types of equations (linear, square, cubic, trigonometric, logarithmic, etc.), as well as systems of linear and nonlinear equations. In addition, the ordinary differential equations solvers are also presented.

## Equations solvers 9

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Solve linear equation
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Online calculator is able to solve linear equations with step by step solution.

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Solve quadratic equation
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Calculator solves quadratic equations by means of discriminant formula and simplier methods if possible.

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Solve cubic equations
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Calculator solves cubic equations by means of many different ways, starting from most simple ones and ending to Cardano formulae.

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Solve arbitrary power equation
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Calculator solves polynomial equations of arbitrary degree. To find the roots of equation calculator uses the numerical algorithm.

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Solve trigonometric equations
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Calculator solves trigonometric equations with step by step solution.

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Solve exponential equations
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Calculator is able to solve exponential equations. Step by step solution is also present.

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Solve logarithmic equations
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Calculator is able to solve any logarithmic equation with step by step solution.

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Diophantine linear equations solver NEW
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Calculator solves any linear diophantine equation with step by step solution

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Solve equations of any form
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Calculator solves equations of any type. If calculator fails to find exact solution of equation, numerical algorithms are used.

## Ordinary differential equations solvers 2

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Solve differential equations
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Calculator solves differential equations with step by step solution.

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Cauchy problem calculator NEW
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Calculator solves Cauchy problem with step by step solution.

## Systems of equations solvers 4

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Solve system of linear equations by substitution method
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Calculator solves SLAE by substitution method with step by step solution.

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Solve system of linear equations by Cramer's rule
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Calculator solves SLAE by means of Cramer's rule. Step by step solution is also available.

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Solve system of linear equations by inverse matrix method
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Calculator solver SLAE by using inverse matrix method. Step by step solution is also available.

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System of equations calculator
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Online calculator is able to solve almost any system of equations, even very complicated one.