SOLUTION: mrs. centeno invested half of her money at 7 percent and half at 8 percent. her annual income from the two investment was 7,500. how much did she invest at each rate?

Question 511676: mrs. centeno invested half of her money at 7 percent and half at 8 percent. her annual income from the two investment was 7,500. how much did she invest at each rate?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
rs. centeno invested half of her money at 7 percent and half at 8 percent. her annual income from the two investment was 7,500. how much did she invest at each rate.
**
let x= half of Mrs Centeno's investment
.07x+.08x=7500
.15x=7500
x=50000
ans:
She invested 50000 at 7% and 50000 at 8%
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