Elliott has some yarn that she wants to use to make hats and scarves. Each hat uses 0.2
0.20, point, 2 kilograms of yarn and each scarf uses
0.1
0.10, point, 1 kilograms of yarn. Elliott wants to use twice as much yarn for scarves as for hats, and she wants to make a total of
20
2020 items.
Let
h
hh be the number of hats Elliott makes and
s
ss be the number of scarves she makes.