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Travka [436]
3 years ago
11

Help pleaseeeeeeeeeeeeeeeeeeeeee

Mathematics
2 answers:
Arturiano [62]3 years ago
7 0
4(-3) + 3(-5) + 7
-12+-15+7=-20
tatyana61 [14]3 years ago
7 0

Answer:

The answer is -20.

Step-by-step explanation:

To evaluate the expression, plug x= -3 and y= -5 into the expression. By plugging in the information given from the problem, the expression will look like 4(-3) + 3(-5) + 7.

Next, solve the expression, and the answer will be -20.  

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Is the data represented in the graph quantitative or qualitative? If it is quantitative, is it discrete or continuous?
Step2247 [10]

Answer:

b.  quantitative, continuous

Step-by-step explanation:

Since here Dog = 0.07

Cat = 0.1

Snake = 0.12, and so on.

It is a numeric form So, it is <em>quantitative</em> data. And we can't count them(it include numbers between two natural number) so it is <em>Continuous</em> Variable.

The variable which is in numeric form is called Quantitative Variable. Example: Weight, Marks, etc.

And, the variable which we can't count is known as Qualitative Variable. Example: Smoking, Non- Smoking, etc.

Further Quantitative Variable can be divided into two parts:

  1. Continuous
  2. Discrete

The variable which we can count is known as the Discrete variable. It includes the natural numbers only. Example: Number of apples, Number of senior citizens in a particular area, etc.

The variable which we can't count is known as Continuous Variable. Example: Height, Weight, etc.

7 0
4 years ago
If there are 679 peaches and then you divide by 4.How many do u have in all.
Nat2105 [25]

Answer:

if you have a total of 679 peaches and you split them up into 4 different groups, you will have 169 whole peaches in each but you'll have .75 of a peach left over.

Step-by-step explanation:

3 0
3 years ago
in the library, there are 9 rectangular tables with 8 pupils each and square tables with 4 pupils each. how many square tables a
FinnZ [79.3K]

Answer:

9 rectangular tables and 7 sqaure tables

Step-by-step explanation:

9 x 8 = 72

100-72=28

4x7=28

3 0
3 years ago
*EXTRA POINTS -- 8TH GRADE MATH* <br> pls answer each one :)
Anastaziya [24]

What do the two variables in this system represent?

the two variables represent the number of hot dogs or soft drinks you will get.

Write a system of equations to represent the model.

let s = soft drinks and let h = hot dogs

3s+2h=7.70

2s+h=4.55

What is the cost of 1 soft drink? <u>$1.4</u>

What is the cost of 1 hot dog? <u>$1.75</u>

Solving for the above two questions

<u>solve the second eqaution for h:</u>

2s+h=4.55

subtract 2s

h=4.55-2s

<u>substitute this into the first equation:</u>

3s+2(4.55-2s)=7.70

distribute the 2

3s+9.1-4s=7.70

add like terms

-s+9.1=7.70

subtract 9.1

-s=-1.4

divide by -1

s=1.4

<u>substitute into the equation for h:</u>

h=4.55-2s

h=4.55-2(1.4)

h=4.55-2.8

h=1.75

3 0
3 years ago
If his truck pulls forward with a force of 2,750 newtons and the weight of the trailer pulls backward with a force of 2,790 newt
Orlov [11]
The answer is A. the force will always pull back a lot deals with gravitational pull
3 0
3 years ago
Read 2 more answers
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