Answer:
A
Step-by-step explanation:
we must do the following:
0
1
2
3
4
5
6
7
8
9
select the major, the minor and the half and add, like this:
therefore:
also:
the groups are:
(9,0,1,5); (7,6,2); (8,4,3)
n= 1
x= 2
the equations are 2n - x = -1
2x + 3n = 9
Answer:12
Step-by-step explanation: 3 x (2x2)= 3x4= 12