Peyton joins a video game club for a

Mathematics

1 answer:

Soloha48 [4]2 years ago

7 0

answer:

2x + 12 = c

step-by-step explanation:

one time fee = $12
each game = $2
let x be the number of games
c = total cost

2x + 12 = c

You might be interested in

2X minus one equals five

stepan [7]

2x-1=5
2(3)-1=5
6-1=5
5=5

x=3

7 0

3 years ago

Read 2 more answers

How to factor a quadratic equation and find the vertex?

Jet001 [13]

To convert a quadratic from y = ax2 + bx + c form to vertex form, y = a(x - h)2+ k, you use the process of completing the square. Let's see an example. Convert y = 2x2- 4x + 5 into vertex form, and state the vertex.

6 0

3 years ago

A national survey interviewed 3800 people ages 18 and older nationwide by telephone. One question asked was the amount of gasoli

NeTakaya

Answer:

For this case a parameter represent the population data and for this case the parameter would be the true mean $\mu$ who represent the amount of gasoline they used in the previous week

$\bar X= \frac{\sum_{i=1}^n X_i}{3800} =11.75$

And the sample mean is an unbiased estimator of the true mean.

Step-by-step explanation:

For this case a parameter represent the population data and for this case the parameter would be the true mean $\mu$ who represent the amount of gasoline they used in the previous week

And in order to estimate the parameter of interest we use a survey of n =3800 and the sample mean who represent an statistic is given by:

$\bar X = \frac{\sum_{i=1}^n X_i}{n}$