75, because 300 (5100-4800) divided by 4 ( 2007-2011) is 75. The towns population decreased at a constant rate of 75.
Let the required number is 2x ,
According to the condition,
➡ 10 times the sum of half of 2x and 6 = 8

Therefore the value of x is -5.2
And, required number is -5.2
Answer:
Yes
Step-by-step explanation:
Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8. and that is something Very similar.
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Step-by-step explanation:
<u>This number given in the above question is the square root of 3/10</u> .
First of all ,
we can write 9 as 3²,
and 100 can be written as 10².
⇒ Now when we take the root of this two -
⇒ √ 3²/10²
we get ,
⇒ 3/10
The square root of 9/100 is <u>3/10</u> .
The slope of the line is 100x, so the answer is B. Yes because the cost per course is $100.