Variables

Variables

These are letters or symbols holding the place of an unknown number in mathematics.

VARIABLES

These are letters or symbols holding the place of an unknown number in mathematics.

Example: 3 + m = 5

m is the letter representing the unknown number.

m is the variable

Multiple Choice

Which is the variable in the following expression: 4 + p

• 8

• 4

• p

• =

Multiple Choice

Which is the variable in the following equation: k - 9 = 5

• 5

• k

• 9

• -

Multiple Choice

Which is the variable in the following equation: $15\div3=h$ 

• 15

• =

• 3

• h

Multiple Choice

Which is the variable in the following expression: $5t\ -2$ 

• 2

• 14

• t

• 5

Multiple Choice

Which is the variable in the following equation: $9-2=\ 5y$ 

• 5

• 2

• y

• 9

Multiple Choice

 $5p\ -\ m\ +6$  

How many variables are in the following expression:

• 2

• 1

• 5

• 4

Multiple Choice

 $2m^2+m-2y$  

How many variables are in the following expression:

• 4

• 2

• 5

• 3

Multiple Choice

 $d^2+d-2d^3$  

How many variables are in the following expression:

• 1

• 5

• 4

• 3

Multiple Choice

 $d+dm\times-2$  

How many variables are in the following expression:

• 1

• 2

• 4

• 3

Multiple Choice

 $d+dm\times-2$  

How many variables are in the following expression:

• 1

• 2

• 4

• 3