Answer:
Help with all the parts or just one?
Step-by-step explanation:
Answer:
#3:8n-4
Step-by-step explanation:
combine like terms
3n+n=4n
-7+5=-2
4n-2
multiply that by 2 to get the perimeter, which is 8n-4
Answer:
8
Step-by-step explanation:
3 - -5 = 8
filling space here dont mind this
I hope this helps you
6/9
2.3/3.3
2/3
2:3
Number six is 70 cus your adding