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## Ignore words

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Equation

A mathematical sentence that contains an equals sign

Variable

an alphabetic character representing a number, called the value, which is either arbitrary or not fully specified or unknown. It is usually a letter like x or y.

inverse operation

Operations that undo each other

Coefficient

the decimal part

Evaluate

To find the value of a mathematical expression.

substitute

To replace a variable with a number or another expression in an algebraic expression.

constant

A term in an algebraic expression that does not contain variables

solve

The process used to find the value or values that make an equation true.

Solution

The value or values that make an equation or inequality true.

Isolate the variable

To get a variable alone on one side of an equation or inequality in order to solve the equation or inequality.

term

An element or number in a sequence.

Like Terms

expressions that contain the same variables to the same power