Answer:
0.25 Hope this helps :)
Step-by-step explanation:
You add the 5 red and 3 green
8 Mables besides blue
so that's 2/8
simplified 1/4
1/4=0.25
0: 3000
5: 500
.
..
x²+12x+11=(3x+21)
x²+10x–11=(x–1) (+2x)
x²+12x–11=(3x–1) (+22)
Hope that's what you're looking for