Math Assessment #4 Flashcards
1
Q
Evaluate
A
to find the value
2
Q
Substitute
A
to replace by a number
3
Q
Coefficient
A
the numerical factor in a term of an algebratic expression
Example : In ther term 8z, the coefficient is 8
4
Q
Equivalent expression
A
expression that are equal fro all values of the varible
Example: 5x + 7x and 12x are equivalent expressions becasuse they are equl for all values of X
5
Q
Like terms
A
terms that have teh same variables with the same corresponding exponents
Example: IN the expression 2x + 4 + x +1, the term 2x and x are like terms, as are 4 and 1.
6
Q
Unlike terms
A
terms tat have different variables
Example: In the expression #x + 7, the terms 3x and 7 are unlike terms.
7
Q
Evaluate x + 5 when x=9
A
x+ 5=9+5
=14
When you change the varible to a number, that is called subsituting
8
Q
A
