Algebra
Components in an expression
Interactive practice questions
Which of the following words refers to a symbol used to represent an unknown number?
Integer
A
Exponent
B
Variable
C
Coefficient
D
Easy
< 1min
What does the expression $4x$4x mean?
Easy
< 1min
Consider the expression $8x$8x.
Easy
< 1min
The expression $\text{8 + 5}$8 + 5 represents the number of lemons and pears in Derek's shopping trolley.
Easy
< 1min
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