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Serggg [28]
3 years ago
11

Question 4 If2x - 3= 25, then2x = ?

Mathematics
1 answer:
podryga [215]3 years ago
8 0

Answer:

14

Step-by-step explanation:

2x - 3= 25

2x=25+3

2x=28

x=28/2

x=14

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A manufacturer knows that their items have a normally distributed length, with a mean of 10.2 inches, and standard deviation of
ArbitrLikvidat [17]

Answer:

P [ X ≤  9.8 ]  = 0.1335

Step-by-step explanation:

P [ X ≤  9.8 ]  =  [ ( 9.8  - 10.2 )/1.8√25 ]

P [ X ≤  9.8 ]  =  - 0.4*5/1.8

P [ X ≤  9.8 ]  = - 2 / 1.8

P [ X ≤  9.8 ]  =  - 1.11

From z- table we get:  α  =  0.1335

P [ X ≤  9.8 ]  = 0.1335   or   P [ X ≤  9.8 ]  = 0.1335

8 0
4 years ago
3x?=90 Thank you have a good day
nikdorinn [45]
X=30, because 90/3=30
6 0
3 years ago
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Oduvanchick [21]
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3 years ago
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andrew11 [14]

Answer:

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Step-by-step explanation:

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