Answer:
This is the answer
Step-by-step explanation:
Hello there!
Your question states: What is this expression 2(5x-1)+14
2 * 5x = 10x
2 * -1 = -2
10x + -2 + 14 = 10x + 12
Your answer is 10x + 12
Hope I helped!
Let me know if you need anything else!
~ Zoe
Answer:

Step-by-step explanation:
Use these formulas

Now solve

186cm
You add all the sides up, so 42+42+51+51 which equals 186cm
Answer:
The coastline of alaska is longer than the entire coastline of the lower forty-eight states