Answer:
m+2
Step-by-step explanation:
Collect like terms
m-8+10
Calculate the term
x+2
Hope this helpsʕ•ᴥ•ʔ
Answer:
b. Kathy
Step-by-step explanation:
We compare each of their score by how far away from the mean when in term of the standard deviation. Using the following formula

For John he is (85 - 75)/5 = 2.
For Kathy she is (80 - 50)/10 = 3.
Since Kathy is 3 standard deviation better than her class' average, while John is only 2's. We conclude that Kathy did better.
59.952 in the nearest tenth is 60
Answer:
5,333 square yards.
Step-by-step explanation:
Football fields have standard 100 yards length, if you walk the perimeter of a football field you will walk the twice the length and twice the width. Therefore, the width of the field can be found as follows:
The area of the playing field is the product of the length by the width
The area of the playing field is 5,333 square yards.