1.1 Using Variables Flashcards
1
Q
What is a variable?
A
A symbol usually, a letter, that represents one or more numbers.
2
Q
Algebraic Expression
A
a mathematical phrase that can include numbers, variables, operation symbols.
3
Q
equation
A
a mathematical sentence that uses an equal sign.
4
Q
open sentence
A
an equation that contains one or more variables.
