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topjm [15]
2 years ago
5

Substitution 3x+y=-8, -8x-3y=21 PLEASE HELPP ME<3

Mathematics
1 answer:
Allisa [31]2 years ago
3 0
X=-3, y= 1 using the substitution method
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Please help!!<br> Question is in the picture!!
Debora [2.8K]

\frac{17}{60} and \frac{1}{4} are the experimental probabilities from the table.

Solution:

Total number of times spun the spinner = 60

Number of times getting 1 = 12

Number of times getting 2 = 17

Number of times getting 3 = 15

Number of times getting 4 = 16

<u>Experimental probabilities from the table:</u>

Probability of getting 1 = \frac{12}{60}=\frac{1}{5}

Probability of getting 2 = \frac{17}{60}

Probability of getting 3 = \frac{15}{60}=\frac{1}{4}

Probability of getting 4 = \frac{16}{60}=\frac{4}{15}

<u>To determine which are the experimental probabilities from the table:</u>

Option A: 15

This is not obtained above. So, it is not the experimental probability.

Option B: \frac{17}{60}

This is obtained in the probability of getting 2.

So, it is the experimental probability.

Option C: \frac{1}{4}

This is obtained in the probability of getting 3.

So, it is the experimental probability.

Option D: \frac{7}{15}

This is not obtained above. So, it is not the experimental probability.

Option E: \frac{12}{43}

This is not obtained above. So, it is not the experimental probability.

Hence \frac{17}{60} and \frac{1}{4} are the experimental probabilities from the table.

5 0
3 years ago
Hi . Anyone who sees this I need help if you know of I have a question whats the answer and I way i can show my work the equatio
Shkiper50 [21]
Answer: yes use m a t h w a y !!
6 0
2 years ago
Solve the equation for the indicated variable. U=mgh,for h
Alexus [3.1K]
U=mgh  ⇒h=U/mg

Answer: h=U/mg
6 0
3 years ago
PLZ HELP ME ILL MARK BRAINLEIST!!!!!!!!!!!!
FrozenT [24]

Answer:

B. ∠1 and ∠8 are parallel

Step-by-step explanation:

identification from the image.

8 0
2 years ago
Read 2 more answers
What are three consequtive even integers. If twice the first integer added to the second is 268,214, find all three integers.
horrorfan [7]
268214 / 3 = 89404.66667 (89405 rounded up)
89405 * 2 = 178810
268214 - <span>178810 = 89404
</span>
the 2 integers are 89405 and 89404

4 0
3 years ago
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