Answer:
im not sure
Step-by-step explanation:
Answer:
160 in^2
Step-by-step explanation:
To do this, we must allow this hidden number to be x.
2x + 4 = 8
Now we will solve by first subtracting 4 from each side:
2x = 4
Now we will divide each side by 2 to isolate the variable:
x = 2
Therefore, the mystery number is 2.