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cupoosta [38]
3 years ago
12

Is x+y=8; (2,4) a solution or an equation

Mathematics
2 answers:
Yakvenalex [24]3 years ago
4 0
No if you plug in the numbers for the variables 2+4≠8
Sever21 [200]3 years ago
3 0

Answer: neither

Step-by-step explanation: if you plug in 2 and 4 for x and y it does not equal 8

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HELP ASAP. solve for x
svp [43]

Answer:

x = 80

Step-by-step explanation:

x + 30 = 110 (Opposite angles are equal)

x = 110 - 30

x = 80

4 0
3 years ago
Assume the random variable X has a binomial distribution with the given probability of obtaining a success. Find the following p
aev [14]

Answer:

P(X < 3) = 0.7443

Step-by-step explanation:

We are given that the random variable X has a binomial distribution with the given probability of obtaining a success. Also, given n = 6, p = 0.3.

The above situation can be represented through Binomial distribution;

P(X=r) = \binom{n}{r}p^{r} (1-p)^{n-r} ; x = 0,1,2,3,.....

where, n = number of trials (samples) taken = 6

            r = number of success = less than 3

           p = probability of success which in our question is 0.3.

LET X = a random variable

So, it means X ~ Binom(n=6, p=0.3)

Now, Probability that X is less than 3 = P(X < 3)

P(X < 3) = P(X = 0) + P(X = 1) + P(X = 2)

             = \binom{6}{0}0.3^{0} (1-0.3)^{6-0}+ \binom{6}{1}0.3^{1} (1-0.3)^{6-1}+ \binom{6}{2}0.3^{2} (1-0.3)^{6-2}

             = 1 \times 1 \times 0.7^{6}  +6 \times 0.3^{1}  \times 0.7^{5}  +15 \times 0.3^{2}  \times 0.7^{4}

             = 0.11765 + 0.30253 + 0.32414 = 0.7443

Therefore, P(X < 3) = 0.7443.

5 0
3 years ago
No work needed, just the answer!
bezimeni [28]

Answer:

The answer to your question is: x = - 102

Step-by-step explanation:

                                          - \frac{x}{6}  + 1 = 18

                                          - \frac{x}{6} = 18 - 1

                                          - \frac{x}{6}  = 17

                                          -x = 17 x 6

                                         -x = 102

                                          x = -102

5 0
3 years ago
USE FOR ALL PROBLEMS: You are comparing two cell phone plans. Xfinity offers
mr Goodwill [35]
It would be xfinity because your spending only $45 but on t mobile your spending $75
3 0
4 years ago
Read 2 more answers
The perimeter P of a rectangle can be found using the
mel-nik [20]

Answer:

the answer is b

Step-by-step explanation:

5 0
3 years ago
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