Distance = sqrt((6-2)^2 +(8-1)^2)
sqrt(16 +49)
sqrt(65)
8.06
round to 8.1 units
An earthquake with a rating of 3.8 can cause destruction in areas of up to 100 kilometers that are populated.
<span>R = log x </span>
<span>R = rating of the earthquake's size on the Richter scale </span>
<span>x = ratio of earthquake intensity to a minimum level of intensity</span>
She saved $548 just for $575 minus the $27
4x + y = 1
-2x - y = -8
2x = -7
x = -7/2
2(-7/2) + y = 8
-7 + y = 8
y= 15
elimination
