Tuesday, February 14, 2012

Variable, Expession, Value, Constant, and Numerical Coefficient.

Variable- A letter that represents an unknown number.
(Examples on side.)

- Any single number, variable or combination of operations (+, -, and x.) involving numbers and variables.
(Examples on side.)

Value- A known or calculated amount.

- A number that doesn't change and increases or decreases the value of the expression.

Numerical Coefficient- A number that multiplies the variable.

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