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nordsb [41]
2 years ago
7

Please Help! Will give 15 points!!!

Mathematics
1 answer:
olya-2409 [2.1K]2 years ago
4 0

Answer:

yo i only got number 4 for you but here it goes.......: 0.70x+18y-5

Step-by-step explanation:

(0.75x  -  12y) + (-5  +  6y  -  0.5x)

regroup to the variables : (0.70x-0.5x) + (12y+ 6y-5)

put it together: (0.70x)+(18y-5)

you cant add unlike terms so you remove the parenthesies and your done.

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paden payes $2.10 for 5 1/2 pounds of bananas. Alyssa pays $3.25 for 6 1/2 of bananas. Which is the better buy
Kazeer [188]
$2.10 for 5 1/2 lbs.
4 0
2 years ago
Find the solution of the system of equations.<br><br>6x+y=30<br><br>−2x−5y=18
IRISSAK [1]

Answer:

Step-by-step explanation:

6x + y = 30

-6x - 15y = 54

-14y = 84

y = -6

6x - 6 = 30

6x = 36

x = 6

(6, -6)

6 0
3 years ago
Give the ordered pair of the 3rd Critical point.<br> Y = 4cos10(x - 12°) +16
lord [1]
So it would be x12 to the 2nd power, kinda hard to explain but i really hope this helped
6 0
2 years ago
Read 2 more answers
Name
Aliun [14]

The completed table is given below,

the percentage of girls in the class is 47.62%,

the percentage of boys in the class is (100-47.62)% = 52.38%,

the percentage of students that love Math is 36.5%,

the percentage of students that love Reading is 22%, and

the percentage of students that love Science is 41.27%

To make comparison and statistical analysis easier, numerical data is systematically and logically represented in tabulations as rows and columns. Grouping relevant data together makes comparison easier and aids in statistical analysis and interpretation.

To put it another way, tabulation is the process of organizing data and presenting it in a tabular format. Depending on the type of categorization, it might be double, complicated, or simple.

The below table yields that

The total number of students is 315

The fraction of girls in the class is 150/315 = 0.4762

So, the percentage of girls in the class is 47.62%

Hence the percentage of boys in the class is (100-47.62)% = 52.38%

The fraction of students that love Math is 115/315 = 0.365

So, the percentage of students that love Math is 36.5%

The fraction of students that love Reading is 70/315 = 0.22

So, the percentage of students that love Reading is 22%

The fraction of students that love Science is 130/315 = 0.4127

So, the percentage of students that love Science is 41.27%

Learn more about tabulation here-

brainly.com/question/10670417

#SPJ10

7 0
2 years ago
Use this expression to name each item. 7m3 + 6r2 – 3r - 8
Vitek1552 [10]

Answer:

In the given expression 7m^3 + 6r^2 - 3r - 8

Variables = m, r

Coefficients = 7, 6 and -3

constant= -8

Step-by-step explanation:

We are given the expression 7m^3 + 6r^2 - 3r - 8

We need to give variable, coefficients and constant.

Variable: The value of variable may change. It can be represented by x, y or any other letter

Coefficients: A numerical or constant quality that is placed with the variable. For example in 4x, 4 is coefficient

Constant: It is fixed value. It cannot be changed.

So, in the given expression 7m^3 + 6r^2 - 3r - 8

Variables = m, r

Coefficients = 7, 6 and -3

constant= -8

4 0
2 years ago
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