Answer:
D) {-5,1}
R) {-4,7}
x (-31/11,0)
y (0,31/6)
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How you find the area of a rectangle is height multiplied by width
Answer: $42
Step-by-step explanation:
You need to find 60% of 70
10%= 7 (70/10)
60% = 42 (7x6)
so the answer is $42
Answer:
The temperature on the 5th day was of -9ºC.
Step-by-step explanation:
Mean of a data-set
The mean of a data-set is the sum of all values in the data-set divided by the number of values.
The mean temperature for the first 4 days in January was 1°C.
This means that during the first 4 days, the sum of the temperatures was 4*1 = 4ºC.
The mean temperature for the first 5 days in January was -1°C.
First 4 days: Sum of 4º
5th day: Temperature of x.
The mean is -1, so:



The temperature on the 5th day was of -9ºC.
Answer:
31.14 i believe
Step-by-step explanation:
7 times 4 is 28
and 28 plus 3.14 = 31.14
31.14 rounded to the nearest hundredth is still 31.14 because there is nothing after the hundredths