Mathematics, 18.02.2021 21:20 stinematesa
The sum of the ages of two brothers Is 37.7 years. The older brother is
7.9 years older than the younger brother. The line graphed on the
coordinate grid represents the first of two equations in a system of
linear equations that can be used to find their ages.
If the second equation is
x + y = 37.7, which value is closest
to x, the age of the older brother in
years?
Brothers' Ages
8
40
35
8
15
30
Younger Brother's Age
(years)
25
20
© 23
15
10
D 30
5
Х
0
5 10 15 20 25 30 35 40
Older Brother's Age
(years)
Answers: 2
Mathematics, 21.06.2019 20:30
The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)
Answers: 1
Mathematics, 21.06.2019 22:00
The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score
Answers: 1
The sum of the ages of two brothers Is 37.7 years. The older brother is
7.9 years older than the yo...
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