Answer:
2
Step-by-step explanation:
3x-8+6x=7
9x-8=7
9x=15
x=9/15
x=3/5
Answer:
#1. 40
#2. y=221.5
#3 197 ft
#4. 30 min
Step-by-step explanation:
Adam should invest $15516 after 18 years.
<u>Explanation:</u>
Given:
Amount(18) = $20000
Rate of Interest, r = 1.41%
Time, t = 18 years
n = 365 (compounded daily)
General equation of amount that is compounded daily:

Solving for A₀:

Substituting the values:

Therefore, Adam should invest $15516 after 18 years.
Answer:
Area= 19.63 units squared Circumference= 15.71 units
Step-by-step explanation:
Area= π r ^2
Circumference= 2π r