You want to find the time <em>t</em> such that

Divide both sides by $200 :

Take the logarithm of both sides:

Divide both sides by 0.04 and solve for <em>t</em> :

Answer:
part a- if he really wants it then yes but its overpriced with the tax. part b- about $5.80 CORRECT ME IF IM WRONG I USED A NEW APP
Step-by-step explanation:
Given:
x y
0 40
4 120
y = fixed amount + v(x)
y = 40 + v(0)
y = 40
y = 40 + v(x)
120 = 40 + v(4)
120 - 40 = v(4)
80 = v(4)
80/4 = v
20 = v
y = 40 + 20x
The fixed amount charged is 40.
The variable amount is 20 per day.
Answer:
I think the triangle is not a parallelogram because it is three sided. A parallelogram needs 4 sides.
Step-by-step explanation: