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alukav5142 [94]
3 years ago
15

Find the value of 9u +8 given that -2u-1 =3. Simplify your answer as much as possible.

Mathematics
1 answer:
LiRa [457]3 years ago
6 0

Answer:

we have

-2u-1 =3.

-2u=3-1

u=2/-2

u=-1

now

9u+8=9*-1+8=-1

-1<u>i</u><u>s</u><u> </u><u>a</u><u> </u><u>required</u><u> </u><u>answer</u><u>.</u>

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The probability that a household owns a pet is 0. 55. Suppose there are 5 houses on a block. Assuming each household is independ
Alexandra [31]

If the probability that a household owns a pet is 0.55 then the probability that all households will have pets is equal to 0.0503.

Given that the probability that a household owns a pet is 0.55 and there are 5 houses on a block.

We are required to calculate the probability that all the five households will have pets.

Probability is basicallly the chance of happening an event among all the events possible. It cannot be negative.

Binomial probability distribution is basically the probability calculations but in different combinations.

In this we have to calculate the probability that all the houses will have the pets then the probability that all five households will have pets is equal to 5C_{5}(0.55)^{5} (1-0.55)^{0}

=1(0.0503)(0.45)^{0}

=1*0.0503*1

=0.0503

Hence the probability that all the five households will have pets is equal to 0.0503.

Learn more about probability at brainly.com/question/24756209

#SPJ4

6 0
1 year ago
Kamal bought 7 7 packs of paper clips for a project. Then he bought 8 8 more packs. There are 25 25 paper clips in each pack. Ho
Anon25 [30]

Hello, here is the answer!

Answer: 375


Step-by-step explanation: 7+8=15

15x25=375

375 paper clips


6 0
3 years ago
Read 2 more answers
Carlos says there are a total of 6,000 hundreds in the number 6,000,000.<br> Is Carlos correct?
Hatshy [7]
We know that 1 hundred= 100= 1*10^2. Therefore, 6,000 hundreds is equal to:
6,000*(1*10^2)= 600,000

Because 600,000 ≠ 6,000,000, Carlos is wrong.

Hope this helps~
6 0
4 years ago
Please help I have a lot of homework and I just wanted this checked thank you so much I will mark brainliest I just need 13,14,1
patriot [66]

Answer:

13. 0

14. 4

15. 0

*12. 10

Step-by-step explanation:

<u>Given values of each variable:</u>

n = 2

q = -1.5

r = -3

v = -8

w = 4.5

x = 4

<u>Since all variables' values are given, the process of simplification is simple:</u>

<u />

<u>13:</u>

|-2x + 5n| + (n-x)             First, plug in all known values.

|-2(4) + 5(2)| + (2 - 4)      Simplify the expressions in each of the parentheses.

|-8 + 10| + (-2)                 Add -- Addition of a negative is subtraction.

|2| - 2                              The absolute value of 2 is 2.

2 - 2                                Subtract.

0

<u>14:</u>

4w - |2r + v|                    First, plug in all known values.

4(4.5) - |2(-3) + (-8)|        Simplify the expressions in each of the parentheses.

18 - |-6 - 8|                      Subtract the values in the parentheses.

18 - |-14|                          The absolute value of -14 is 14.

18 - 14                             Subtract.

4

<u>15:</u>

3|w - n| - 5|q - r|             First, distribute the 3 and 5.

|3w - 3n| - |5q - 5r|        Plug in all known values.

|3(4.5) - 3(2)| - |5(-1.5) - 5(-3)| Distribute--Subtraction of a negative is addition.

|13.5 - 6| - |-7.5 + 15|      Simplify the expressions in each of the parentheses.

|7.5| - |7.5|                      The absolute value of 7.5 is 7.5.

7.5 - 7.5                         Subtract.

0

8. - 11. are correct. However, 12. is 10 because you need to distribute before simplifying what's in the parentheses.

7 0
3 years ago
Max ran 15 meter in the morning and 48 in the afternoon. How many more meters did he run in the afternoon
boyakko [2]

Answer:

33 meters

Step-by-step explanation:

To find how many more meters he ran in the afternoon, simply subtract.

48 - 15 = 33

8 0
4 years ago
Read 2 more answers
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