Answer:
18
Step-by-step explanation:
Given the expression 18+9*4-27+9
Using PEMDAS method
P is for parenthesis
E is for exponents
M is for multiplication
18+(9*4)-27+9
= 18+36-27+9
Next is Addition
= (18+36)-(27+9)
= 54-36
Then Subtraction
= 54-36
= 18
Hence the required value is 18
