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vazorg [7]
3 years ago
14

A line has a slope of -3 and includes the points (-3,j) and (-2,-6). What is the value of j?

Mathematics
2 answers:
Sladkaya [172]3 years ago
8 0

Answer:

j = -9

Step-by-step explanation:

Tom [10]3 years ago
3 0

Answer:

j = 5

Step-by-step explanation:

-3 would have to be -3/1 or 3/-1

y1-y2               -3-6

____              _____

x1-x2                    -2

-9/-2 we need -9/3 to get to -3 so if we substitute =the blank for 5, -2 +5 is 3 and we get the answer

sry if this is confusing im not the best as explaining

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Dale is riding on a bike course that is miles long. So far, he has ridden miles of the course. What percentage of the course has
adelina 88 [10]

Answer:

40%

Step-by-step explanation:

Total distance to be covered with the bike ride = 45 miles

Distance covered till now = 18 miles.

Percentage covered = \frac{distance \\ covered}{Total \\ distance}

Therefore as a percentage it shall be = \frac{18}{45} = 0.4

Since percentages are presented in whole numbers, the result of division shall be multiplied with  100.

Accordingly, total distance covered in percentage = 0.4 \times 100 =  40%

8 0
3 years ago
B
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Step-by-step explanation:

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3 0
1 year ago
Identify the variation as direct, inverse, joint or combined. s=c/t^3
Kitty [74]

Answer:

Inverse

Step-by-step explanation:

Assuming that c is a constant (the constant of proportion), s = c / (t^3) is a case of inverse variation:  As t increases, s decreases.

7 0
3 years ago
Read 2 more answers
A pair of numbers has a GCF of 6 and a LCM of 60. What could the numbers be? Explain.
vivado [14]

Answer:

(2*3)=6; 60= (2*3)*2*5 (prime factorization)

The numbers in the parenthesis can't be taken out because they are the HCF

So just move the 2 and the 5 on both sides and you'll get two pairs that are (6,30) and (12,30)

5 0
2 years ago
If 8x−5y=−3 is a true equation, what would be the value of 8x−5y+7?
Vesna [10]

Answer:

Value of 8x -5y + 7 is 4.

Step-by-step explanation:

Given that:

8x-5y = -3     Eqn 1

It is a true equation.

Now we have to find the value of the given expression

8x -5y + 7

Putting value of 8x-5y from Eqn 1 in the given expression

8x - 5y + 7

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4

Therefore,

8x - 5y + 7 = 4

Hence,

Value of 8x -5y + 7 is 4.

7 0
2 years ago
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