2 years ago

Help for just 100 points!

2 answers:

34kurt2 years ago

6 0

The answer is C

the mean is the average which is solved by adding up all of the numbers and then dividing that by how many numbers there are, 45/5 = 9

sesenic [268]2 years ago

6 0

Answer:

C. 9

Step-by-step explanation:

Add all of the numbers then divide that sum by the number of numbers. in this case it's 45 divided by 5.

You might be interested in

A family wants to purchase a house that costs $185,000 . They plan to take out a $135,000 mortgage on the house and put $50,000

Semmy [17]

Answer:

4,592.4

Step-by-step explanation:

925.14×15 = 13,877.1

615.65x30=18,469.5

18,469.5

- 13,877.1

= 4,592.4

6 0

3 years ago

Read 2 more answers

Can someone help me with Writing equations of lines

worty [1.4K]

Step-by-step explanation:

y=mx +c

given c = -8

a pont on line (-2,4)

subs all given info in formula to find m, the slope

4 0

3 years ago

1/x + 1/a=1/b,then x=

motikmotik

$\dfrac{1}{x}+\dfrac{1}{a}=\dfrac{1}{b}\ \ \ |subtract\ \dfrac{1}{a}\ from\ both\ sides\\\\\dfrac{1}{x}=\dfrac{1}{b}-\dfrac{1}{a}\\\\\dfrac{1}{x}=\dfrac{a}{ab}-\dfrac{b}{ab}\\\\\dfrac{1}{x}=\dfrac{a-b}{ab}\Rightarrow\dfrac{x}{1}=\dfrac{ab}{a-b}\to\boxed{x=\dfrac{ab}{a-b}}$