Answer:
n = -2
Step-by-step explanation:
4n + 12 = 4
Subtract 12 from both sides.
4n = -8
Divide both sides by 4.
n = -2
Answer:
xjjx
Step-by-step explanation:
xkz
KKhananna
jjwjwkwkkw
jakwkkw
Step-by-step explanation:

Answer:
5 8
Step-by-step explanation:
Coefficient of x should be 5 so first ? should be 5 let the second ? = z
5×6-9×z=-42
30+42=9z
z=8
For what shape??
pls answer, then we can get somewhere with this question!! :)