Answer:
The answer is D if you forgot the 3 between the = sign and the + sign
Step-by-step explanation:
I just did 12 x p + 3 = 99
You have to do this because 12 times the amount of jerseys ordered (p) plus the 3 dollars of extra shipping cost. That equals 99.
X = 33
The angles in a triangle must add up to 180 degrees
