Mr. and Mrs. Snow had four children in two year intervals. The sum of the ages of the children is 36. List the ages of the children from youngest to oldest.

Question

anonymous · Answer

36=a+b+c+d
,
b=2+a
,
c=b+2
,
d=c+2

anonymous · Answer

if you solve for the system you will get 

a = 6, b = 8, c = 10, d = 12

anonymous · Answer

Jerry has a total of 60 quarters and pennies in his pocket. These coins total $3.00. How many quarters are in Jerry's pocket?Jerry has a total of 60 quarters and pennies in his pocket. These coins total $3.00. How many quarters are in Jerry's pocket?

anonymous · Answer

3=.25x+.01y
60=x+y

I wanna say

x = 10., y = 50

10 quarters  50 pennies