Step-by-step explanation:
hihi, so this is a classic interest rate problem. It's not too bad if you know your properties of e and ln. After establishing the base equation you can divide by 100 then take the natural log of both sides to "get rid" of the e and finally end it by dividing by 10 to isolate r.
$360 for one year
He invested $2160
Answer:
Step-by-step explanation:
15x + 121 = 256 the answer is x = 9
4x + 8 > 2x - 10 the answer is x > -9
5x + 7 = 42 the answer is x = 7
30 feet because if you do the math 42 feet as the height and 5 and 7 as a base you should get 30