C+3c is 4c and -4+9 is 5 so your answer is 4c+5
Add like terms just like you would anywhere else...
0.05 ---> 1/18
square root of 0.25 ------> 0.05
1/7------> 0.142857 repeating
0.6 -------> 2/3
Answer:
a = 15
Step-by-step explanation:
First, you have to combine like terms: 5a and 3a, -5, -15, 6, and 4.
You can do it in any order and you will always get a = 15 for your answer.
Hope this helps!!!
The answer for the exercise is the third option, which is: Hexagon.
The explanation is shown below:
As you can see in the figure attached, the cross section is a polygon of six sides and six angles. Therefore, it has six vertexes. In geometry, this type of polygon is known as "Hexagon".