The simplification of the expression 10 + (2 + y) is 12 + y.
How to simplify expressions?
10 + (2 + y)
Using PEMDAS
P = parenthesis
E = exponents
M = Multiplication
D = Division
A = Addition
S = Subtraction
So,
10 + (2 + y)
open parenthesis
= 10 + 2 + y
Add the like terms
= 12 + y
Therefore, when 10 + (2 + y) is simplified, the results is 12 + y