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Pani-rosa [81]
3 years ago
8

Math easy question? pls help

Mathematics
2 answers:
hichkok12 [17]3 years ago
8 0
Step 2

because she should substitute the negative sign to 6
stepan [7]3 years ago
6 0
The correct answer should be step 2, B is correct choice (step 2)
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I WILL GIVE BRAINLYIST IF UR QUICK ITS TIMEDDDD TOOOOO
rjkz [21]

Answer:

B I belive

Step-by-step explanation:

4 0
3 years ago
A minimum temperature of -4.44°C was recorded at a lake. A minimum temprature of 23.3°C was recorded later on the same day. Dete
GuDViN [60]

Answer:

27.74 is the difference

Step-by-step explanation:

23.3° C - (-4.44° C)

23.3 + 4.44

27.74

5 0
3 years ago
A box contains red marbles and green marbles. Sampling at random from the box five times with replacement, you have drawn a red
olasank [31]

Answer: The probability of drawing a red marble the sixth time is 1/2

Step-by-step explanation:

Here is the complete question:

A box contains 10 red marbles and 10 green marbles. Sampling at random from the box five times with replacement, you have drawn a red marble all five times. What is the probability of drawing a red marble the sixth time?

Explanation:

Since the sampling at random from the box containing the marbles is with replacement, that is, after picking a marble, it is replaced before picking another one, the probability of picking a red marble is the same for each sampling. Probability, P(A) is given by the ratio of the number of favourable outcome to the total number of favourable outcome.

From the question,

Number of favourable outcome = number of red marbles =10

Total number of favourable outcome = total number of marbles = 10+10= 20

Hence, probability of drawing a red marble P(R) = 10 ÷ 20

P(R) = 1/2

Since the probability of picking a red marble is the same for each sampling, the probability of picking a red marble the sixth time is 1/2

3 0
4 years ago
A line's y-intercept is 5, and its slope is 1. what is its equation in slope intercept form?​
kotegsom [21]

Answer:

y = x+5

Step-by-step explanation:

The slope intercept form of an equation is

y = mx+b where m is the slope and b is the y intercept

y = 1x + 5

y = x+5

5 0
3 years ago
A student finished 8 of her homework problems in class. If the ratio of problems she finished to problems she still had left was
Arlecino [84]
4:1
Multiply each side by 2 to make the left side 8:
8:2

8+2=10
She had a total of 10 homework problems.

Hope this helps :)

7 0
4 years ago
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