Answer:
x=26/7
y=115/7
Step-by-step explanation:
7x+10=36>>subtract 10 from 10 and 36 you get 7x=26>>>divide both sides by 7>>>>x=26/7
To find find y you substitute the x for 26/7>>2(26/7)+9=115/7
Answer: Minnie went 0.2142 yards in an hour.
Step-by-step explanation: If Minnie went half the distance, then you just divide 3/7 by 2.
R - 8 < = 7
r <= 15
answer is C
r <= 15
The Empirical Rule states that 99.7% of data observed following a normal distribution lies within 3 standard deviations of the mean. Under this rule, 68% of the data falls within one standard deviation, 95% percent within two standard deviations, and 99.7% within three standard deviations from the mean.