5 to 3
20
9/12 = 15/20
12r-20
-8
To solve the equation 8 plus what equals 20, we need to find the missing addend. We can do this by subtracting 8 from 20, which equals 12. Therefore, 8 plus 12 equals 20.
Iy equals to 240.
20
12
0.6
12
20
10 plus 10 equals 20 20 divide by 10 equals 2 2 plus 10 equals 12