The 1st one is the right answer
Answer:
103
Step-by-step explanation:
Buying something that costs more than $1.00 can be an example.
Obtuse angle
Operation
Order of operation
First, simplify out the brackets:
-20 - 4n = -12
Then, combine like terms by moving the -20 to the other side
-4n = -12 + 20
-4n = 8
Divide by -4 on both sides to isolate the n
n = 8/-4
n = -2
