Answer:
-1 =v
Step-by-step explanation:
3 = -2v − v
Combine like terms
3 = -3v
Divide each side by -3
3/-3 = -3v/-3
-1 =v
Answer:
144
Step-by-step explanation:
PEMDAS
(12)^2
144
Since

Is a perfect square, we can think of the "-6" at the end as a "+4-10" and we have

Which is the required form
Answer:
x=ln(41)/ln(243)
Step-by-step explanation:
20(3)^5x=820
3^5x=820/20
3^5x=41
5x=ln(41)/ln(3)
x=(1/5)[ln(41)/ln(3)]
x=ln(41)/ln(3^5)
x=ln(41)/ln(243)
Answer:
9,000
Step-by-step explanation:
1 km=1,000
9*1,000=9,000