Question 980290
amount into first =x
amount into second=28,500-x

.10x - .07(28500-x)=-380
.10x-1995+.07x= -380
.17x= 1615
x=9500; 10% interest gives + $950.
28500-x=19000
19000*-0.07= -1330

Difference is -$380