HELP the temperature in Alaska was -13 at 7:00am. By noon, the temperature was 5. How much did the temperature change?


I BEG ANYONE PLS SAVE ME WITH THIS QUESTION ITS MY LAST ONE PLSS

Answers

Answer 1
Answer:

Answer:

21

Step-by-step explanation:

hope this helps.....


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If r=9in then what is the volume of a cone
PLEASE HELP!!!!Consider the relationship between the place values of the 4s in this number. 444.44 Choose all answers that are correct.A. The 4 in the hundredths place is 10 times the value of the 4 in the tenths place.B. The 4 in the tens place is 10 times the value of the 4 in the ones place.C. The 4 in the hundredths place is times the value of the 4 in the tenths place.D. The 4 in the hundreds place is times the value of the 4 in the tens place.
Probability. !!!!!!!!!!!!!! will mark brainliest
Find x of this shape.
Is 4/8 greater or less than 3/4

The inequality x2 + 12x + 35 ≥ 0 has two critical points and three possible intervals for solutions. Choose each set of possible test points for the three intervals.–8, –6, –4

–10, –6, 0

–6, 0, 6

–6, 0, 10

Answers

The answers are...

-8, -6, -4
-10, -6, 0

Answer:

–8, –6, –4

-10, –6, 0

Step-by-step explanation:

a & b are the correct answers

Coach Kelly bought 32 L of water to the football game, and she divied the water equally between 8 coolers how many milliliters of water did coach Kelly put in each cooler

Answers

ANSWER

Find out the how many milliliters of water did coach Kelly put in each cooler.

To proof

let us assume that the water put in the each cooler be x.

As given

Coach Kelly bought 32 L of water

she divied the water equally between 8 coolers

1  litre = 1000 miilitre

x = (32* 1000)/(8)

solving the above

x = 4000 millitre

therefore 4000 milliliters of water did coach Kelly put in each cooler.

Hence proved

Solve 4^(2x) = 7^(x−1).

Answers

X= -7........im not going to show the work because its alot

1/4 divided by 2/7 ( symplify) ?

Answers

1/4÷2/7
This is can be rewritten as;
1/4×(7)/(2)
=(7)/(8)

The charge of ISD from Biratnagar to Tokyo is Rs 125 for the first 3 minutes and Rs 15 for every additional 10 seconds. If a man made a call from Biratnagar to his friend in Tokyo and paid Rs 305, how long did he make a call

Answers

We know he talked for over 3 minutes since the total is 305 which is > 125 (the cost of 3 minutes). The remaining amount he paid is 305-125= 180. He was charged 15 per 10 seconds which amounted to 180. 180/15=12 which means he was charged 12 times. Each time charged it was because he took 10 seconds so in total he took 12x10= 120 second. That’s 2 minutes. The two minutes he was charged 15s plus the first 3 minutes he was charged 125 is 5 minutes. We can plug in the numbers to make sure we are right. If he talked for 5 minutes then we know for the first three he was charged 125 and the additional two he was charged 15s (s representing 10 seconds). We can put the 125 aside for now to figure out the 15s. If he took two minutes then he took 120 seconds. Divide that by 10 because he’s getting charged per 10 seconds not per second so that’s 12. 15(12) is 180. 125 + 180 is 305

*** he took five minutes talking on the phone***

The average rate of change of a function f(x) = x2 between x = 3 and x = 5 isaverage rate of change =
X
5-3
8

Help please thank you

Answers

Answer:

average rate of change = 8

Step-by-step explanation:

the average rate of change of f(x) in the closed interval [ a, b ] is

(f(b)-f(a))/(b-a)

here the closed interval is [ 3, 5 } , then

f(b) = f(5) = 5² = 25

f(a) = f(3) = 3² = 9

Then

average rate of change = (25-9)/(5-3) = (16)/(2) = 8