3 years ago

Picking a red checker from a bag of 9 black and 6 red checkers,replacing it, and picking another red checker

Mathematics

1 answer:

yulyashka [42]3 years ago

7 0

Answer: there no question

Step-by-step explanation:

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10x + 60 = 9x - 30<br><img src="https://tex.z-dn.net/?f=10x%20%2B%2060%20%3D%209%20%5Ctimes%20%20-%2030%20%5C%5C%20" id="TexForm

EastWind [94]

Answer:

x = - 90

Step-by-step explanation:

Given

10x + 60 = 9x - 30 ( subtract 9x from both sides )

x + 60 = - 30 ( subtract 60 from both sides )

x = - 90

4 0

3 years ago

11.) The sequence below shows the number of trees a nursery plants each year.

hjlf

Answer:

A. ez

Step-by-step explanation:

_sequences_eoc_prep_solutions.pdf

SKATE OR DIE

4 0

2 years ago

A student took a system of equations, multiplied the first equation by 2 and the second equation by 3, then added the results to

egoroff_w [7]

Answer:

system 4.

Step-by-step explanation:

3x+6y=9

multiply by 2

6x+12y=18 ....(1)

-2x+-4y=4

multiply by 3

-6x-12y=12 ...(2)

add (1) and (2)

0+0=30

which is impossible .It has no solutions.

3 0

2 years ago

3. At a manufacturing plant, it is known that 8% of the computer chips produced are defective. A random sample of 20 chips is ta

nordsb [41]

Answer:

Probability of three chip being defective is 0.012

Step-by-step explanation:

Probability of a computer chip being defective is 0.08 or 8%

Total random sample = 20

Probability of three chip being defective = 3/20 * 0.08

= 0.012

3 0

2 years ago

A boat rental charges a flat fee of $45 and $4 per hour. Which expression represents the total cost to rent a boat for h hours

vichka [17]

Answer:

45h+ 4

Step-by-step explanation:

you got to divide but the expression is 45h+4

5 0

3 years ago