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ad-work [718]
3 years ago
7

I cant understand this.

Mathematics
1 answer:
djverab [1.8K]3 years ago
7 0
Multiply the top one by 3 for x, so you can eliminate x and find y

then plug in the y into one of the equations to find x
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A recent study claimed that half of all college students "drink to get drunk" at least once in a while. Believing that the true
lara [203]

Answer: Hypothesis testing

Step-by-step explanation:

In statistics , Hypothesis testing is a general procedure to check the results of a experiment or a survey to confirm that they have actual and valid  results.

Given claim : A recent study claimed that half of all college students "drink to get drunk" at least once in a while. By believing that the true proportion is much lower, the College Alcohol Study interviews an SRS of 14,941 college students about their drinking habits and finds that 7,352 of them occasionally "drink to get drunk".

Here the College Alcohol Study is just testing the results of the survey .

Hence, this is is s a type of Hypothesis testing.

4 0
3 years ago
Select the equation written in slope intercept form
Tamiku [17]

Answer:

second one

Step-by-step explanation:

y needed to be itself

3 0
3 years ago
G(x)=f(x)+k,solve for k
vesna_86 [32]

Step-by-step explanation:

Top answer · 0 votes

f(g(x))=362−x−2k f(g(x))=x→362−x−2k=x→x2−2x(1−k)−4(k−9)=0 Solution for x are equal if and only if discriminant Δ=0 4(1−k)2+16(k−9)=0 ...  More

3 0
3 years ago
WILL GIVE BRAINLIEST!! FINALS!
GenaCL600 [577]
Factor completely x³ + 6x² - 3x – 18
- 6 + 6( - 6)^{2}  - 3( - 6) - 18 \\  - 6 +6 \times 6 ^{2}  + 18 - 18 \\  - 6 + 6 ^{3}  + 18 - 18 \\  - 6 + 216 \\ 210
with a root of x = -6

the answer is 210


3 0
3 years ago
In ΔXYZ, the measure of ∠Z=90°, the measure of ∠X=65°, and ZX = 4.8 feet. Find the length of YZ to the nearest tenth of a foot.
LiRa [457]

Answer:

Step-by-step explanation:

Mmmmmm shivam

6 0
2 years ago
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