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pickupchik [31]
3 years ago
12

Suppose that y varies directly with x and at the same time varies inversely with z and y=12 when x=6 and z=-2. Write the equatio

n that models the relationship.
A: y=-4x/z
B: y=4x/s
C: y=-4z/x
D: y=4z/x
Mathematics
1 answer:
ki77a [65]3 years ago
3 0

Answer:

Answer:

y =18

Explanation

Step-by-step explanation:

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Find the number that makes the ratio equivalent to 1:6.<br> 9:__
klio [65]

Okay, what do we know?

1*6=6, right?

Well, then 9*6=? (you should know your math facts by now)

3 0
3 years ago
Can someone help me on questions 10-15
Mazyrski [523]

Answer:

10. Supplementary

11. Congruent

12. Congruent.

13 . congruent

14 supplement

15 supplementary

<h3>Hope this helps you </h3><h3>Do mark as brainliest! </h3>

3 0
3 years ago
The probability that a lab specimen contains high levels of contamination is 0.15. A group of 4 independent samples are checked.
Lady bird [3.3K]

Answer:

0.5220

Step-by-step explanation:

Since the probability of contamination is 0.15, the probability of no contamination is 1 - 0.15 = 0.85

The probability that they are all contaminated will be 0.85 * 0.85 0.85 * 0.85 = 0.52200625

This is 0.5220 to four decimal

5 0
3 years ago
Find the next two terms for the following pattern 1, -2, 2, -4, 0
Oxana [17]
After figuring out a common difference in this pattern, we can get further terms in the pattern:
1, -2, 2, -4, 0, -3, -1
5 0
2 years ago
The ratio of two numbers is 2/3. The sum of the numbers is 105. What are the two numbers?
Pepsi [2]
A) x/y = 2/3
B) x + y = 105
Solving Equation A for y
A) y = 1.5x
Substituting A into B
B) x + 1.5x = 105
2.5x = 105
x = 42
y = 63


8 0
3 years ago
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