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Dmitry [639]
3 years ago
8

What is -4x+4y=12 in elimination

Mathematics
1 answer:
Alborosie3 years ago
4 0
I might be wrong but don’t you need two equations to do the elimination process?
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According to the website www.costofwedding, the average cost of flowers for a wedding is $698. Recently, in a random sample of 4
Dmitry [639]

Answer:

D) II and III are both correct.

Step-by-step explanation:

The Probability distribution is the function which describes the likelihood of possible values assuming a random variable. The cost of flowers for a wedding is $698. The 95% of all samples of size is 40 and the confidence interval will be mean cost of flowers at wedding. There is confidence that mean cost of wedding flowers is between $701 to $767.

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3 years ago
Lavinia is standing at point A(4,8, 2). This is the starting point of a mountain hike. The end of the hike is at point B(6, 12,
kati45 [8]

Answer:

Question 1: b) Find the total distance from A to B

Distance formula:

d=Square root of (x2-x1)^2+(y2-y1)^2+(z2-z1)^2

d=Square root of (6-4)^2+(12-8)^2+(10-2)^2

d= 9.165 = 9.17 units

7 0
3 years ago
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The perimeter is 60 cm long how long is one side of the square
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Answer:

15cm

Step-by-step explanation:

All you need to do for this is divide the perimeter (60) by the number of sides on a square (4). 60÷4=15

5 0
3 years ago
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An angle measures 14° less than the measure of its complementary angle. What is the measure of each angle?
zmey [24]
(180-14):2= 166:2= 83° (smaller angle)
(180-14):2+14= 166:2+14= 83+14= 97° (bigger angle)
3 0
3 years ago
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Evaluate:<br> Sigma 50 over 1 (4n - 1) = [?]
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Answer:

50 over 1 (4n - 1) = 5050

I hope I helped you^_^

7 0
3 years ago
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