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koban [17]
2 years ago
12

Math, Help asap

Mathematics
1 answer:
Nadusha1986 [10]2 years ago
5 0

Answer:

Answer:

The correct answer is 2

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Find the value of each variable
mylen [45]

Answer:

20. 4n+5+8n-5=180(linear pair)

12n=180

n=15

21. 9x-6=8.5x+2(can be seen from image)

9x-8.5x=2+6

0.5x=8

x=8/0.5

x=80/5

x=16

22. 4z+3z+6=90°(Complementary)

7z+6=90°

7z=84°

z=12°

3 0
3 years ago
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Enter the slope of the line through the points (4 , 15) and (4 , 12)​
pentagon [3]

Answer:

Step-by-step explanation:

slope m= (y2-y1) / (x2-x1) = 15-12 / 4-4 = 3/0 is undefined since we can not divide by 0

slope is undefined so the line is vertical

7 0
2 years ago
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PLEASE HELP CORRECT ANSWER GETS BRAINLIST
anygoal [31]

Answer:

51 liters.

Step-by-step explanation:

By proportion  number of litres for 1428 miles

=  17 * 1428/476

= 17 * 3

= 51 liters.

4 0
2 years ago
I need help with this question please. Just fo first question ignore wording below. Only apart of a homework practice
Roman55 [17]

Given the function:

f(x) = x³ + 3x² - 4x + 5

The graph of the function is (taken f:

According to the graph above, the maximum and minimum are 18.13 and 3.87, respectively

3 0
1 year ago
Write the polynomial in standard form. Then name the polynomial on its degree and numbers of terms. 8-4x^2+10x^2+2x
mojhsa [17]
8-4x^2+10x^2+2x
8+6x^2+2x
6x^2+2x+8

This is a quadratic equation since it has three terms. Now, a=6 (that is, a≠0) and therefore, it is a quadratic trinomial equation.

The correct answer is C.)
6 0
3 years ago
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