Q:
# What Does Equation Mean?

**The word "equation" is related to the word "equals" and generally describes a state of balance or equilibrium, according to Dictionary.com.** Equations are commonly used in mathematics and chemistry.

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A mathematical equation is a statement that asserts that two different expressions are equal. The expressions are usually separated by an equals sign to show that one side balances the other.

A chemical equation is a formula for showing a chemical reaction. It displays the type and the amount of starting materials and the results that are produced when they react. The inputs must equal the outputs, as nothing in the reaction is wasted.

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Q:
## What Does 'y 2x 1" Mean?

A: In math, the phrase "y 2x 1" is expressed as y = 2x + 1 or y = 2x - 1. Either equation is the linear formula describing a line on an x-y plane. Full Answer >Filed Under: -
Q:
## How Do You Factor an Equation by Grouping?

A: To factor an equation by grouping, separate the polynomial expression into two binomials, and find the zeroes of the equation that cross the x-axis. Factor... Full Answer >Filed Under: -
Q:
## What Is the Equation of a Circle?

A: The general equation of a circle in the Cartesian coordinate system is (x-a)2 + (y-b)2 = r2. The point (a,b) represents the center of the circle and the va... Full Answer >Filed Under: -
Q:
## What Is "term" in Math?

A: A term in mathematics is defined as a number, variable or number-variable combination in an algebraic expression or equation. Terms are separated from each... Full Answer >Filed Under: