Direction: Identify the constants, variables and operations used in the following algebraic expressions.

Answer:
1.constants-5,4
variable-n
operation used- addition +
2.constants-3,2
variable-x,y
operation used- subtraction -
3.constant-3,7
variable-n
operation used- addition +
4.constant-10,5
variable-n
operation used- multiplication( )and subtraction+
5.constants-5,6
variable-a,b,c
operation used- addition