Answer:
The substance decays by 7.5% every year
Step-by-step explanation:
Answer:
Sample Response: First, the like terms had to be combined using the lowest common denominator (LCD). Then the subtraction property of equality was used to isolate the variable term. Finally, both sides of the equation were multiplied by the reciprocal of the coefficient to solve for a.
Step-by-step explanation:
Answer:
Step-by-step explanation:
Use cosine:
We have:
Substitute:
<em>cross multiply</em>
<em>divide both sides by 9063</em>
For 18% it will take 2 years to pay
For 3 years payment will be $36.50
For 14% it will take 1.9 years or 23 months
