Asked by Jessica
Francisco has $2000. He invested part at 7% and the rest at 12%. If his annual return was $215, how much did he invest at each rate?
Answers
Answered by
Helper
x = amt invested at 0.07
y = amt invested at 0.12
0.07x + 0.12y = 215
x + y = 2000
Solve simultaneously for x and y
y = amt invested at 0.12
0.07x + 0.12y = 215
x + y = 2000
Solve simultaneously for x and y
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