Answer:

Step-by-step explanation:

Answer: 6.9 and 10.4
Step-by-step explanation:
The perimeter of the pentagon is 10 so you can either do 10 times 1.38 times 1/2 or do 5 times 1.38 and it equals 6.9
The perimeter of the hexagon is 12 and you follow the same steps so I did 6 times 1.73 and you get 10.4
Hey!
Let's write the problem,

Multiply both sides by

in order to undo the fraction.


Let's switch sides so that we end up with

on the left side.

Divide both sides by

.

Our final answer would be,

Thanks!
-TetraFish
Answer:
-19
Step-by-step explanation:
27x-19=-513