Principal 47,000 rate of interest 5 5 over 8% time 3 months simple interest ?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Write the equation in logarithmic form e^x=403.429

Solve the equation. 2x - 8(x+1)= 6(2x - 3)