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slava [35]
3 years ago
5

I don't know how to do this

Mathematics
2 answers:
Effectus [21]3 years ago
7 0
Use mathwway/photomathh





Hope i helped
notka56 [123]3 years ago
3 0
Step 1. Simplify brackets
-1/2 + 5/9
Step 2. Find the Least Common Denominator (LCD) of 1/2, 5/9
LCD = 18
Step 3. Make the denominators the same as the LCD
-1*9/2*9 + 5*2/9*2
Step 4. Simplify. Denominators are the same now.
-9/18 + 10/18
Step 5. Join the denominators 
-9 + 10/18
Step 6. Simplify 
Answer = 1/18
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Solve for<br> a (b – c) = d.
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Answer:

efg=hij*k=lmnop

Step-by-step explanation:

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3 years ago
I need to know this answer I've worked it out but not sure
Ksivusya [100]
= r^-5 s^4t ^4
= s^4 t^4 / r^5

answer

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4 years ago
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What percent of 99 is 72
Nina [5.8K]

It would be about 72.72727272727273 %

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3 years ago
Find the angle measures of each angle in quadrilateral TUVW.
tia_tia [17]
Opposite angles are supplementary, so you have
.. V +T = 180°
.. (15y -4) +(12y-5) = 180
.. 27y -9 = 180
.. y = 189/27 = 7

a) T = (12y -5)° = (12*7 -5)° = 79°
c) V = (15y -4)° = (17*7 -4)° = 101°

.. U +W = 180°
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.. 10x = 180
.. x = 180/10 = 18

b) U = (14 +4x)° = (14 +4*18)° = 86°
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5 0
4 years ago
63​% of men consider themselves professional baseball fans. You randomly select 10 men and ask each if he considers himself a pr
finlep [7]

Answer:

a. 0.00069

b. 0.063

c.0.00095

Step-by-step explanation:

a. Probability that exactly 5 men consider themselves professional baseball fans:-

Here, there's a 63/100 or 63% possiblity that five (5) men consider themselves fans and of course, a 37/100 possibility that the other 5 men consider themselves non fans. Each of these must be multiplied and then the result will be the probability that exactly five men consider themselves baseball fans:-

(63/100)^5 × (37/100)^5

= 0.09924 × 0.006934

= 0.000688

Therefore the probability that 5 consider themselves baseball fans is 0.00069

b. The probability that at least 6 are fans:-

In this case, each of the 6 men have some 63/100 or 63% possibility of being a fan.

We therefore multiply 63/100 by itself up to six times

i.e 63/100 × 63/100 × 63/100 × 63/100 × 63/100 × 63/100

or (63/100)^6

= 0.06252

The probability that at least 6 men consider themselves professional baseball fans is 0.063

c. Probability that less than four consider themselves baseball fans:-

In this scenario, it means that at least 7 men out of the ten do not consider themselves professional baseball fans. We then simply multiply 37/100 by itself up to seven times. It isn't too necessary what the remaining three are.

= (37/100)^7

= 0.0009493

Therefore the possibility that less than four men do not consider themselves baseball fans is 0.00095

8 0
4 years ago
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