# Question: What Is Equation Math?

## What is equation in math definition?

In algebra, an equation can be defined as a mathematical statement consisting of an equal symbol between two algebraic expressions that have the same value. Here, for example, 5x + 9 is the expression on the left-hand side, which is equal to the expression 24 on the right-hand side.

## What is equation and its types?

An equation is a statement that says that the value of two mathematical expressions is equal. In simple words, an equation says that two things are equal. It is denoted by the equal to sign ‘=’. Example of an Equation: 8+2= 12-2. The above equation says that the left side of the equation is equal to the right side.

## What is the definition of simple equation?

What is Simple Equation? A mathematical equation which represents the relationship of two expressions on either side of the sign. It mostly has one variable and equal to symbol.

## What is Equation and expression?

An expression is a number, a variable, or a combination of numbers and variables and operation symbols. An equation is made up of two expressions connected by an equal sign.

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## What are the types of equation?

Different Types of Equations

• Linear Equation.
• Exponential Equation.
• Rational Equation.

## What is the equation of a line?

The general equation of a straight line is y = mx + c, where m is the gradient, and y = c is the value where the line cuts the y-axis. This number c is called the intercept on the y-axis. Key Point. The equation of a straight line with gradient m and intercept c on the y-axis is y = mx + c.

## What do you call the three equation?

In order to solve systems of equations in three variables, known as three -by- three systems, the primary goal is to eliminate one variable at a time to achieve back-substitution. A solution to a system of three equations in three variables (x,y,z), ( x, y, z ), is called an ordered triple.

## What is the sign of an equation?

An equation is written as two expressions, connected by an equals sign (“=”). The expressions on the two sides of the equals sign are called the “left-hand side” and “right-hand side” of the equation.

## How do you calculate simple equations?

1. Example 1. Solve for x. x + 8 = 12. To solve the equation x + 8 = 12, you must get x by itself on one side.
2. Example 2. Solve for y. y – 9 = 25. To solve this equation, you must get y by itself on one side.
3. Example 3. Solve for x. x + 15 = 6. To solve, subtract 15 from both sides.

## How do you write a cost equation?

The equation for the cost function is C = \$40,000 + \$0.3 Q, where C is the total cost. Note we are measuring economic cost, not accounting cost. profit functions (the revenue function minus the cost function; in symbols π = R – C = (P × Q) – (F + V × Q)) will be π = R − C = \$1.2 Q − \$40,000.

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## Can you solve an expression?

An algebraic expression is a mathematical phrase that can contain numbers and/or variables. It does not contain an equals sign and cannot be solved. An algebraic equation, however, can be solved, and does include a series of algebraic expressions separated by an equals sign.

## How do you explain an equation to a child?

What Is an Equation? An equation is a mathematical sentence that has two equal sides separated by an equal sign. 4 + 6 = 10 is an example of an equation. We can see on the left side of the equal sign, 4 + 6, and on the right hand side of the equal sign, 10. 