Answer:
z=8,154
Step-by-step explanation:
To find the answer for this is you take 21,137 and subtract 12,983 from it.
21,137-12,983=8,154
12,983 + z = 21,137
12,983 + 8,154 = 21,137
x=64
1 1/2
1*6=6
6/4=1.5
1.5 1 1/2
