4x^2 = 100...divide both sides by 4
x^2 = 100/4
x^2 = 25....take the sqrt of both sides, eliminating the ^2
x = sqrt 25
x = 5 <===
Answer:
It is based on how many decimal places are in the equation.
40.5 /3 = 13.5
2.52 / 0.6=4.2
150.88 / 4= 37.72
1.54 /7 = .22
Neighbor 1 tends to use fewer kilowatt hours each month.
Neighbor 2 had greater variability in the number of kilowatt hours used per month.
the median value for neighbor 2 is 75 kilowatt hours greater than the median value for neighbor 1.