Answer:
5 years
Step-by-step explanation:
Interest earned ($) = Principal (amount $ invested) x Interest Rate (as a %) x Time (in years)
500 = 2500(.04)(t)
500 = 100t
t = 5 years
Answer: pi/2
Step-by-step explanation:
Answer:
x = 2
Step-by-step explanation:

Step 1: Cross multiply
We want to eliminate all denominators, so we multiply the opposite numerators and denominators

Step 2: Solve for x
Now we want x by itself, and we have to solve for x.
- Move all terms with x on one side

- Now remove all coefficients with x

-Chetan K