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sukhopar [10]
3 years ago
12

Solution of 5b+6=21?

Mathematics
2 answers:
Naddika [18.5K]3 years ago
7 0
B=3 :)..............
Agata [3.3K]3 years ago
5 0

Answer:

b = 3

Step-by-step explanation:

Goal: to move "b" to one side of the equation and everything else to the other side.

5b+6=21   (subtract 6 from both sides)

5b = 21 - 6

5b = 15  (divide both sides by 5)

b = 15 / 5

b = 3

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Answer:

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Step-by-step explanation:

Since the temperature fell, that would means that it's was cooler outside.

Hotter = Temperature goes up

Colder = Temperature goes down

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Answer:

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b) 1,361,000,000

c) 1,400,000,000

d)  1,360,800,000

Step-by-step explanation:

We have to round off the given population number to certain digits.

The following are the rules to round of a number:

  1. First identify the digit to be rounded.
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a)  to the nearest thousand.

Thousands place: 0

Right Digit: 1

We round down the number

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Right Digit: 7

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Right Digit: 6

We round up the number

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d)  to the nearest hundred thousand.

hundred thousand place: 7

Right Digit: 6

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Rounded to the nearest million places = 1,360,800,000

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