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xenn [34]
3 years ago
11

The temperature at 2 P.M. was 30°F. By

Mathematics
1 answer:
Reptile [31]3 years ago
6 0

Answer:

The change in temperature was negative (-) 10 degrees.

Step-by-step explanation:

Since the temperature was 30 degrees and lowered to 20 degrees, the change was -10 degrees.

You could solve this by taking the second temperature (in this case, 20) and subtracting 30 from it.

20 - 30 = -10

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2( 4x + 2) = 4x - 12(x-1)​
aksik [14]

Answer:

x=\frac{1}{2}

Step-by-step explanation:

distribute 2 into (4x+2) and -12 into (x-1)

8x+4=4x-12x+12

combine like terms

8x+4=-8x+12

add -8x on both sides

8x+8x+4=12

16x+4=12

subtract 4 on both sides

16x=8

divide both sides by 16

x=1/2

hope this helps

8 0
3 years ago
In Marta's class, the ratio of students who ate tacos for lunch to the students who ate burritos was 12:18.
boyakko [2]

Answer:

20 30

Step-by-step explanation:

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3 0
3 years ago
What value of n makes this expression equal to 6?<br><br> 3n - (2 + n)
SVEN [57.7K]

Answer:

4

Step-by-step explanation:

3n-2-n=6

2n-2=6

2n=8

n=4

5 0
3 years ago
Read 2 more answers
What is the range of f(x) = 3x + 9?
ziro4ka [17]

Answer:

The range is all real numbers.

Step-by-step explanation:

The function shown is a line (and not a horizontal line).

The range is all the y's on the graph or all the y's that can be generated by the equation of the function.

f(x) = 3x + 9

You could put ANY, literally any, number in place of the f(x) and be able to calculate an x for it. Looking at the graph of this line, you could go up and down the y-axis to infinity in either direction, and the graph of the line would be there.

The range is All Real Numbers.

5 0
2 years ago
What is the median of the data set?
Margaret [11]
22 - Median is in the middle
8 0
3 years ago
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