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rjkz [21]
3 years ago
13

Which of the following is false? amount of exercise and percent of body fat is a negative correlation the graduation rate in a c

ity and the rate of unemployment in a city is a positive correlation the cost to mail an envelope and the weight of the envelope is a positive correlation a child’s age and a child’s shoe size is a positive correlation
Mathematics
2 answers:
Aleks04 [339]3 years ago
6 0
The second one i think it is


s2008m [1.1K]3 years ago
6 0
It is first one the <span>amount of exercise and percent of body fat is a negative correlation the graduation rate.</span>
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B. Find the equation of the line through (-3, 3) with slope 4.
yarga [219]

Answer:

Step-by-step explanation:

use the formula y=mx+b. the first number in the parenthesis is -3 so that is x. 3 is y and the slope is m

so it is 3=4(-3)+b

4 0
3 years ago
Me. Dietz is a teacher whose salary is $22,570 for this school year, which has 185 days. In Mr. Dietz school district, substitut
harina [27]

Answer:

School District pays $42 less to substitute teacher than Mr. Dietz.

Step-by-step explanation:

Given:

Salary of Mr. Dietz per year = $22570

Number of days in a year = 185 days.

Amount paid for Substitute teacher per day = $80

We need to find the Amount less paid to substitute teacher then Mr Dietz when Mr. Dietz takes a day off.

Solution:

First we will find the Amount paid for per day of Mr. Dietz.

Amount paid for per day of Mr. Dietz can be calculated by dividing Salary of Mr. Dietz per year with Number of days in a year.

framing in equation form we get;

Amount paid for per day of Mr. Dietz = \frac{22570}{185} = \$122

Now we will find Amount less paid to substitute teacher then Mr Dietz.

Amount less paid to substitute teacher then Mr Dietz  can be calculated by subtracting the Amount paid for Substitute teacher per day from Amount paid for per day of Mr. Dietz.

framing in equation form we get;

Amount paid for Substitute teacher per day = $122 - $80 = $42

Hence School District pays $42 less to substitute teacher than Mr. Dietz.

6 0
3 years ago
4x2 - 5 + x + 5x2 + 3x - 9
Mnenie [13.5K]

Answer:

9x2+4x−14

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Do y’all know the answer please
Ad libitum [116K]

An equation is formed of two equal expressions. The solution to the equations is (-4,0) and (4,0).

<h3>What is an equation?</h3>

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

The solution of the two of the given equation is the points at which the two equations intersect. Therefore, the solution to the equations is (-4,0) and (4,0).

Learn more about Equation:

brainly.com/question/2263981

#SPJ1

4 0
2 years ago
Find the value of x. Round your answer to the nearest tenth. <br> The diagram is not drawn to scale
siniylev [52]

Answer: 2.3

Step-by-step explanation:

 The triangle shown in the image attached is a right triangle.

Therefore, you can calculate the missing lenght of the triangle (x), by applying the proccedure shown below:

- Apply tan\alpha=\frac{opposite}{adjacent}

- Substitute values.

- Solve for the missing side x.

Therefore, you obtain the following result:

tan\alpha=\frac{opposite}{adjacent}\\tan(25)=\frac{x}{5}\\x=5*tan(25)\\x=2.3

6 0
3 years ago
Read 2 more answers
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