Evaluate

Pronunciation: /ɪˈvæl yuˌeɪt/ Explain

To evaluate an expression, values are substituted for variables, and the expression is simplified.[1]

Example 1
Evaluate 3 + 2x when x = 5.
3 + 2·5Use the substitution property of equality to substitute 5 for x
3 + 10Simplify the multiplication. 2·5 = 10.
13Simplify the addition. 3 + 10 = 13.

References

  1. Wentworth, George; Smith, David Eugene; Harper, Herbert Druery. Fundamentals of practical mathematics. pg 74. www.archive.org. Ginn and Company. 1922. Last Accessed 8/6/2018. http://www.archive.org/stream/fundamentalsofpr00wentuoft#page/74/mode/1up/search/evaluate. Buy the book

Cite this article as:

McAdams, David E. Evaluate. 7/10/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/e/evaluate.html.

Revision History

7/5/2018: Removed broken links, updated license, implemented new markup, implemented new Geogebra protocol. (McAdams, David E.)
1/31/2010: Added "References". (McAdams, David E.)
2/10/2009: Expanded descriptions in example. (McAdams, David E.)
7/28/2008: Added vocabulary links. (McAdams, David E.)
8/8/2007: Initial version. (McAdams, David E.)

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