SOLUTION: S15,000 invested some at 8% and some at 10# to yield $1,375 in iterest. How much was invested on each?

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Question 195044This question is from textbook
: S15,000 invested
some at 8% and some at 10# to yield $1,375 in iterest. How much was invested on each? This question is from textbook

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
.10x+.08(15,000-x)=1,375
.10x+1,200-.08x=1,375
.02x=1.375-1,200
.02x=175
x=175/.02
x=8,750 amount invested @ 10%.
15,000-8,750=6,250 amount invested @ 8%.
Proof:
.10*8,750+.08*6,250=1,375
875+500=1,375
1,375=1,375