SOLUTION: Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of the year is $3,370, how much did she invest at 14%?

SOLUTION: Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of the year is $3,370, how much did she invest at 14%?

Algebra.Com

Question 43001: Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of the year is $3,370, how much did she invest at 14%?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
.14x+.09(28000-x)=3370 or .14x+2520-.09x=3370 or .05x=850 or x=850/.05 or
x=17000 invested @ 14% & 28000-17000=11000 @ 9%

RELATED QUESTIONS
Carla invested $28,000, part at 14% and part 9%. IF the total interest at the end of the... (answered by edjones)

Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of... (answered by checkley75)

Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of... (answered by Fombitz)

Carla invested $28,000, part at 14% and part at 16%. If the total interest at the end of (answered by checkley71)

Can someone help me with this? Carla invested $20,000, part at 6% and part at 15%. If (answered by scianci)

Carla invested $28,000, part at 14% and part at 9%. If the total interest at the end of... (answered by checkley75)

Invested $22,000, part at 8% and part at 7%. If the total interest at the end of the... (answered by stanbon)

6. Carla invested $14,000, part at 9% and part at 12%. If the total interest at the end... (answered by checkley71)

Walt made an extra $10,000 last year from a part-time job. He invested part of the money... (answered by ikleyn,greenestamps)