Answer:
4,207 in expanded form is 4,000+200+7.
Step-by-step explanation:
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Answer:
5 years
Step-by-step explanation:
43 + x = 2(8 + x + 6 + x)
43 + x = 2(14 + 2x)
43 + x = 28 + 4x
3x = 15
x = 5
Note: your English is not correct, therefore the question is invalid.
I believe the question should be something like this:
A father is 43 years old and his 2 children are 8 and 6 years old. How many years will pass until the sum of the ages of the two children will be exactly a half of their father's age?
Answer: In 5 years, since 13 + 11 = 24 ----> half of 48
Answer:
listen when in doubt go with c
Step-by-step explanation:
Answer:
Step-by-step explanation:
As the mean is 20.2 and the standard deviation is 2.4
The range within the first standard deviation is
(17.8,22.6)
This means that we can safely use the range of (18,22) as we cannot confirm whether the other values fall within the range.
Within this range there are