Question

Choose the best definition for the following term: substitution.

A letter that holds the place for some unknown value in mathematics.

A process where you must look for terms that have identical variable parts and then combine their coefficients.

A process where if two things are equal, one can be put in the place of the other and nothing will change.

Terms that have identical variable parts.

Answer 1

Well if we are using the word substitution outside of math, we usually mean replacing one thing in the place of another.

Answer 2

And mathematicians are pretty logical fellows so i think in terms of mathematics it would have a similar definition.

Answer 3

=)

Answer 4

Thanks i have it now