N + 2d =1
This is the system of equations because it is 2 times more than nickels
Hi there friend, your answer for perimeter is 18.
I’ve included a graph below to help explain why but basically if you count the squares, each side measures 4 1/2 units so if you multiply 4 1/2 units by 4(the number of sides) you get 18.
50(2) -2(20) +6 = ?
100 - 40 + 6 = ?
60 + 6 = ?
66
<span>At a 3% increase you would use 1.03 * 1000 L = 1030 L next year</span>