Answer: 13.
Look at the height and the x. The measurements look very similar, and since the height= 12, 13 is the closest answer to 12 out of the three given answers, so 13 is the value of x.
The scientific notation is <span>4.21 x 10/<span>8
hope this helped</span></span>
Expanding, you get 5*2f-5*6g. You then get 10f-30g
Answer:
14.875
Step-by-step explanation:
77/8 = 9.625 and 21/4 = 5.25
So, 9.625+5.25 =14.875
To find the average, add them all up. 13 + 7 + 12 + 9 + 8 + 8 + 16 = 73
Then divide by how many numbers there are, 73 divided by 7 = 10.4285714286
10.4285714286 rounded to the nearest tenth = 10.4
Hope this helps :D