Answer:3
explation:square have 4 side
perimetter of square=4l
so, 12/4=3
Answer: A C and D
Step-by-step explanation:
Answer:
12.5
Step-by-step explanation:
I think
Answer:
n =-19
Step-by-step explanation:
3* (n+7) = -36
Distribute
3n+21 = -36
Subtract 21 from each side
3n+21-21 = -36-21
3n = -57
Divide by 3
3n/3 = -57/3
n =-19