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r-ruslan [8.4K]
3 years ago
15

1. A line passes through the points (3, 15) and (9, 45). What is the slope of this line?​

Mathematics
1 answer:
Orlov [11]3 years ago
6 0

Answer:

m=5

Step-by-step explanation:

      Y2-Y1

m= ______

      X2-X1

X1= 3

Y1= 15

X2= 9

Y2= 45

45-15     30

____= ____

9-3         6

30/6=5

m=5

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Please help me I don’t understand
DIA [1.3K]
Answer: A)


Explanation: 10-3=7
8 0
3 years ago
Instructions: Find the missing side of the triangle.<br> 48<br> 50
Lynna [10]

Answer:

x = 14

Step-by-step explanation:

Since this is a right triangle, we can use the Pythagorean theorem

a^2 + b^2 = c^2  where a and b are the legs and c is the hypotenuse

48 ^2 + x^2 = 50^2

2304+x^2=2500

x^2 = 2500-2304

x^2 =196

Taking the square root of each side

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4 0
3 years ago
Read 2 more answers
Two angles are supplementary. The larger angle is
UkoKoshka [18]

Answer:

x = 165, y = 15

Step-by-step explanation:

1. Well, what does supplementary mean? - The angles add up to 180°.

2. Let's form an equation: x + y = 180°

3. Let's say x is the larger angle and y is the smaller angle.

4. Let's form another equation: x = 150 + y

5. Put the two equations next to each other:

x + y = 180

x = 150 + y

6. We know what x is equaled to, so let's plug it into the first equation!

150 + y + y = 180

150 + 2y = 180

-150           -150

2y = 30

y = 15

7. Now, we know what y is, let's find x!

x + 15 = 180

   -15     -15

x = 165

4 0
2 years ago
Marc Bullard has two part-time jobs. At one job he worked 12 hours last week and was paid $8.15 an hour. Marc worked 6.25 hours
Natali [406]

$140.80. The last part was a little tricky at first and then i relised that it was $7 an hour


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3 years ago
A watch which was bought for R250, was sold for R375. What was the profit made on the sale? ​
Anika [276]

Answer:

R125 profit was made

Step-by-step explanation:

R375-250=R125

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2 years ago
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