Question 1104608
If x=amount invested at 10%, then 12,000-x=amount invested at 9%
Then .10x + .09 (12,000-x) = 1130
.10x + 1080 - .09x = 1130
.01x. = 1130 - 1080
.01x = 50
X = 5000
12,000 - 5000 = 7000