Which expression is equivalent to the given expression?
2 answers:
Answer:
Option (a) is correct.
x(13−29) is equivalent to the 13x - 29x.
Step-by-step explanation:
Consider the given expression 13x - 29x
Distributive property of real numbers,
Let a, b, c be three real numbers then holds.
Here, using inverse of distributive property stated above,
We can take x common from both the terms,
13x - 29x = x( 13 -29 )
Thus, Option (a) is correct.
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The estimate for the number of people in the town who have not been to their doctor in the last year is 7062.
<h3>What are population and sample?</h3>It is described as a collection of data with the same entity that is linked to a problem. The sample is a subset of the population, yet it is still a part of it.
The question is incomplete.
The complete question is in the picture, please refer to the attached picture.
Total population = 1819 + 6150 + 2003 + 5918 = 15890
Emily takes a random sample of 90 people from the town.
40 of these people have not been to their doctor in the last year.
The estimate for the number of people in the town who have not been to their doctor in the last year:
= (40/90)×15890
= 7062.22 ≈ 7062
Thus, the estimate for the number of people in the town who have not been to their doctor in the last year is 7062.
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Answer:
Step-by-step explanation:
This is a standard formula.