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2 years ago

The slope that goes through the points (3,-4) and (-2,6)

Mathematics

1 answer:

kicyunya [14]2 years ago

7 0

Answer:

slope = -2

Step-by-step explanation:

Slope = $\frac{y_{2}-y_{1}}{x_{2}-x_{1}}$

$= \frac{6-[-4]}{-2-3}\\\\= \frac{6+4}{-2-3}\\\\= \frac{10}{-5}\\\\= -2$

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The math teachers decided to throw a party. One teacher bought 7 cookies and 2 ice cream bars for $10.95. Another teacher bought

tatyana61 [14]

Answer:

0.95, 2.15

Step-by-step explanation:

cookie-x

ice bar-y

7x+2y=10.95 (*3)

4x+3y=10.25 (*2)

21x+6y=32.85

8x+6y=20.5

21x-8x=32.85-20.5=12.35

13x=12.35

x=0.95

2y=10.95-7*0.95=4.3

y=2.15

8 0

2 years ago

Alligator 1 initial weight is 4 lbs. the rate of growth is 2 lbs. per month. Alligator 2 initial weight is 8 lbs. the rate of gr

LekaFEV [45]

Answer:

4 months

Step-by-step explanation:

Let the number of months be x

Alligator 1 weight = 4 + 2x

Alligator 2 weight = 8 + x

4 + 2x = 8 + x
2x - x = 8 - 4
x = 4

The answer is 4 months

7 0

2 years ago

7. What is the value of x to the nearest foot? *

Katena32 [7]

The answer is 6713 ft

3 0

2 years ago

How is 3 divided by 1.4 ...2.14? Working please!

musickatia [10]

Turn 1.4 into a whole number. Which makes 1.4 to 14. We know that 3 has a decimal point at the end. So move the decimal point of 3 to the right, making it 30. Now do 30/14. You will get...

30/14 = 2.14

GG ;)

5 0

2 years ago

A middle school took all of its 6th grade students on a field trip to see a ballet at a theater that has 2900 seats. The student

lesantik [10]

Answer:

34%

Step-by-step explanation:

To find what percent a part is of the whole, divide the part by the whole and multiply by 100%.

$\dfrac{986}{2900} \times 100\% = 0.34 \times 100\% = 34\%$

5 0

2 years ago

Read 2 more answers

The slope that goes through the points (3,-4) and (-2,6)​

The slope that goes through the points (3,-4) and (-2,6)