Answer:
Option b - Subtract
Step-by-step explanation:
Given : Expression 
To find : Which operation should be completed first in the expression below?
Solution :
P - Parentheses
E - Exponent
D - Divide
M - Multiplication
A - Addition
S - Subtraction
In the first step we solve the bracket in the expression 
So, we do subtraction i.e. 12-8=4
Therefore, option b is correct.
Answer:
24%
Step-by-step explanation:
Difference in price of sweater
=$25-$19
=$6
6/25×100%=24%
Answer:
6
Step-by-step explanation:
But not too sure tho make sure of it
Answer:
Step-by-step explanation:
2(l + w) = P
l + w = P/2
l = P/2 - w
Option 2
The answer would be <span>-10.125</span>