Pronunciation: /ˈsæ.tɪsˌfaɪ/ Explain

A number satisfies an equation or inequality if, when the number is substituted for the independent variable (usually x), the equation is true.


5 = 3x + 2 1 Does 1 satisfy 5 = 3x + 2?
5=?3x+2, 5=?3*1+2, 5=?3+2, 5=5
3 = x2 + 1 2 Does 2 satisfy 3 = x2 + 1?
3=?x^2+1, 3=?2^2+1,3=?4+1,3 does not equal 5.


  1. McAdams, David E.. All Math Words Dictionary, satisfy. 2nd Classroom edition 20150108-4799968. pg 160. Life is a Story Problem LLC. January 8, 2015. Buy the book

Cite this article as:

McAdams, David E. Satisfy. 5/7/2019. All Math Words Encyclopedia. Life is a Story Problem LLC.

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Revision History

5/7/2019: Changed equations and expressions to new format. (McAdams, David E.)
12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
12/5/2018: Removed broken links, updated license, implemented new markup. (McAdams, David E.)
5/5/2011: Initial version. (McAdams, David E.)

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