Answer:

Step-by-step explanation:
*photo attached*
Answer:
z=28
Step-by-step explanation:
10z-10=9z+18
-9z -9z
z-10=18
+10 +10
z=28
Answer:
The answer is 8
Step-by-step explanation:
12*10=120 120/15=8
Answer:
B
Step-by-step explanation:
No, you should have reduced each base to...
3^(3*2x) = 3^(2*(x-3))
and then you can cancel each base
3*2x = 2*(x-3)
6x = 2x-6
4x= -6
x = -3/2