Answer:

Step-by-step explanation:
Using the rule of exponents
=
, then
=
= 
Answer:
huh what do you mean
Step-by-step explanation:
im really sorry
3(y-1)=y-11
Distribute:
3y - 1 = y- 11
Add 11 to both sides
3y - 12 = y
subtract 3y on both sides
-12 = -2y
Divide by 2y
y= 6
83 FT Because if you divide 786 by 12 (Which is how many inches are in a foot) you will get 65.5 ft.
13.5 = 30% of 45
4.5 = 15% of 30
4.6 = 23% of 20
4.2 = 60% of 7
Hope this helps!!