Answer:
Step-by-step explanation:672
Step-by-step explanation:
-cz+6z-tz=83
z(-c+6-t)=83
z(-c+6-t)/(-c+6-t)=83/(-c+6-t)
z=83/(-c+6-t)
x = -2
6(x+7)=30
6x+42=30
6x=-12
x=-2
That's the ans.
I screentshot the ans.
X=1
6x+2=9x-1
-6x on both sides
2=3x-1
+1 on both sides
3=3x
/3 on both sides
1=x
Flip
