Answer:
a n=13
B t=4
C d= 6
D h= 8
E I think it would be like .5?
Step-by-step explanation:
a. 16=n+3
n=16-3
n=13
b.t+t+7=15
2t=15-7
2t=8
t=4
c.d+4=(3×2)+4
d+4=6+4
d=6
d.33-12=37-h
21=37-h
h=37-21
h=16
e.12÷z=24÷4
12÷z=6
6z=12
z=2
