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irina [24]
3 years ago
11

Simplify this expression. (100 + 4z)20

Mathematics
2 answers:
malfutka [58]3 years ago
8 0
2,080 this is what I got
Serga [27]3 years ago
7 0
The answer is 2000+80z
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Use estimation to help you choose the correct answer.<br><br> 0.945 x 7.6 =
hoa [83]

Remark

The thing you must not do is write 7.182 as your answer. That is the exact answer found using a calculator.


What to do.

What you should do is multiply two rounded numbers together.

7.6 rounded is 8 roughly


0.945 is almost 1.


Your answer is 8*1 = 8 roughly. This skill is very handy when you are writing a test and you want to see if you've done the question correctly. It is easy to misplace a decimal or put in incorrect digits and this is a quick check on things like that.

7 0
3 years ago
A newspaper reported that last weekend a movie earned $16.2 million. This was 68% of the previous weekend's earnings. Approximat
Serjik [45]

Answer:

$23.8 million

Step-by-step explanation:

w = previous weekends earnings

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6 0
3 years ago
Solve the problem. Round the solution to the nearest hundredth where applicable. What is the tangent of ZH?
kumpel [21]
B because tangent is Opposite/hypotenuse. = 6/8 = 0.75
6 0
3 years ago
e Carlos rented a truck for one day. There was a base fee of $ 20.99 , and there was an additional charge of 88 cents for each m
Sonja [21]
Let Base fee be X and No. of Miles be Y.

According to the question
Total Charge= (X+ 88Y)
251.55=20.99+ 0.88Y
Y= 251.55-20.99/0.88
Y= 262 miles
7 0
3 years ago
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When 7 is subtracted from three times a certain number, the result is 28.<br> what is the number
OverLord2011 [107]

Answer: 35/3 or 11.6

Step-by-step explanation:

3x-7=28

Add 7 to each side

3x=35

Divide by 3

6 0
3 years ago
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