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ivann1987 [24]
4 years ago
5

Answers to 6,7,8 pleaseee?

Mathematics
1 answer:
Grace [21]4 years ago
3 0

Answer:

6)

8 nCr 4 = 8 * 7 * 6 * 5 / 4! = 70

P = 1 - 12/70 ≈ 0.83

7)

7.7 - 5 = 2.7 --> Answer c.

8)

3 5/8 - 1 = 2 5/8 --> Answer a.

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The sum of two consecutive integers is -15. Which equation could you use to find the two integers and what is the smaller intege
PtichkaEL [24]

Answer:

-8

Step-by-step explanation:

x+x+1= -15

2x+1=-15  (group the x's together)

2x= -14 (move the 1 to the right side)

x= -7

(-7)+(-8) = -15

-8 is the smaller integer

4 0
3 years ago
For ΔABC, ∠A = 2x - 2, ∠B = 2x + 2, and ∠C = 5x. If ΔABC undergoes a dilation by a scale factor of 1 2 to create ΔA'B'C' with ∠A
Zolol [24]
<h3>Answer:</h3>

A) ∠A = ∠A' = 38° and ∠B = ∠B' = 42°

<h3>Explanation:</h3>

The sum of angles in ∆ABC is 180°, so ...

... (2x -2) + (2x +2) + (5x) = 180

... 9x = 180

... x = 20

and the angles of ∆ABC are ∠A = 38°, ∠B = 42°, ∠C = 100°.

___

The sum of angles of ∆A'B'C' is 180°, so ...

... (58 -x) +(3x -18) +(120 -x) = 180

... x +160 = 180

... x = 20

and ∠A' = 38°, ∠B' = 42°, ∠C' = 100°.

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The values of angle measures of ∆ABC match those of ∆A'B'C', so we can conclude ...

... A) ∠A = ∠A' = 38° and ∠B = ∠B' = 42°

8 0
3 years ago
What is 32\68 in simpilest form
Paha777 [63]
32/68 can be reduced to 8/17.
5 0
3 years ago
Read 2 more answers
The value of x varies directly with y, and when x= 1/3,y = 12. Write an equation to represent the direct variation.
shtirl [24]

Answer:

Equation: y = 36x

Step-by-step explanation:

The equation that represents a direct variation between variable x and variable y is given as y = kx. Where, k is the constant of proportionality.

Find the value of k given that x = ⅓ and y = 12.

Plug the values into the equation.

y = kx

12 = k\frac{1}{3}

Multiply both sides by 3

12*3 = k*1

36 = k

Substitute the value of k into y = kx

y = 36x

Equation: y = 36x

5 0
3 years ago
3. You miss a free throw 3/10 of the time
SSSSS [86.1K]

Answer:

A

Step-by-step explanation:

3 0
3 years ago
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