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OLEGan [10]
3 years ago
14

the temperature was 75 at noon the temperature increased by 7 by evening to decreased by 7 how did the temperature change ​

Mathematics
1 answer:
Natali [406]3 years ago
3 0

Answer: 0

Step-by-step explanation:

Given: The temperature was 75 ( units) at noon the temperature increased by 7 by evening to decreased by 7.

I.e. Change in temperature = Increase in temperature - decrease in temperature

=7-7 = 0

Hence, the net temperature change is 0. (Original temperature of 75 (units) remains at the end )

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Solved and graph each inequality X+7>11
Nina [5.8K]

Answer:

x>4

Step-by-step explanation:

Given inequality:

x+7>11

We need to solve the given inequality for solutions of x.

In order to solve for the inequality, we will isolate x in one side of the in-equation.

We have,

x+7>11

Subtracting both sides by 7.

x+7-7>11-7

x>4

Thus, the solution of the given inequality is all real numbers greater than 4.

The solution in interval form can be written as (4,∞).

The graph for the inequality is shown below.

6 0
3 years ago
I do not understand what I am supposed to do here
notka56 [123]
You plug in 25 for "P", and 7 for "a" and "b", then you find "c". The answer is 11. 
7 0
3 years ago
On a piece of paper graph y=-2x-4
Snezhnost [94]

Answer:

Use a graphing calc or desmos to help guide you.

Step-by-step explanation:

3 0
3 years ago
The total spent on research and development by the federal government in the United States during 2002–2012 can be approximated
Gwar [14]

Answer:

28 billion dollars

Step-by-step explanation:

The total spent on research and development by the federal government in the United States during 2002–2012 can be approximated by

S(t) = 3.1 ln t + 22  billion dollars (2 ≤ t ≤ 12), where t is the year since 2000.

If t=6, that is, In the year 2006,

S(t) = 3.1 ln 6 + 22

=5.55+22=27.55

=28 billion dollars (To the nearest billion dollars)

In 2006, the federal government of the United States spent approximately $28 billion on research and development.

8 0
4 years ago
Look at the figure below: A circle is shown with the center O. OP is a segment joining center O to a point P on the circle. MN i
V125BC [204]
So if OP is a segment joining center O to point P, the MN is touching the circle on point P so it would be line MN.
8 0
3 years ago
Read 2 more answers
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