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Rufina [12.5K]
3 years ago
14

The probability distribution for a

Mathematics
1 answer:
Luden [163]3 years ago
6 0

Answer:

0.30

Step-by-step explanation:

P(x ≤ -3) = P(x=-3) + P(x=-5)

P(x ≤ -3) = 0.13 + 0.17

P(x ≤ -3) = 0.30

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When figuring out the amount of mulch would be needed for Alex's back yard, he created an equation that
soldier1979 [14.2K]

Answer:

Alex will need 14 bags

Step-by-step explanation:

B= 4(2x+7)+3(2x+7)

and

2x+7=2

First, we should solve the second equation to obtain x:

2x+7=2

2x=2-7

x= -5/2

Then, we use this answer to calculate B:

B=4(2(-5/2)+7)+3(2)

B=4(-5+7)+6

B=4(2)+6

B=8+6

B=14

Alex will need 14 bags

7 0
3 years ago
ForEASY BRAINLIEST!!! <br><br> Answer:<br> A.<br> B.<br> C.
Levart [38]

Answer:

A. x-3

B. x-14

C. x-10

Step-by-step explanation:

6 0
2 years ago
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bezimeni [28]

Answer:

A is the correct point;)

5 0
2 years ago
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Chaz's new game room is shaped like a cube. It measures 15 feet across. If he wants to paint only the walls of the room, what is
dezoksy [38]

<u>The surface area of the region he will paint is 900 sq.ft.</u>

<u>Step-by-step explanation:</u>

Cubical room measures - 15 ft

Chaz want  to paint only the walls of room

Surface of painting region means Lateral surface area (excluding top and bottom)

Lateral surface area of cube = 4a^2      

 ⇒ 4 * 15 *15

 ⇒  900 sq.ft

<u>   The surface area of the region he will paint is 900 sq.ft.</u>

5 0
2 years ago
at a local gym you can either pay $90 for a monthly pass then pay $4 each time you go to the gym or you can pay $13 each time yo
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Answer:

10

Step-by-step explanation:

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3 years ago
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