You have $10,000 in a savings account. You want to take most of the money out and invest in stocks...
You have $10,000 in a savings account. You want to take most of the money out and invest in stocks and bonds. You decide to invest nine times as much as you leave in the account. You also decide to invest five times as much in stocks as in bonds. How much will you invest in stocks, how much in bonds, how much will you leave in savings? Define your variables write 3 equations with 3 unknowns. solve.
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xxx he invests in stock x x x xx xxxxx = x & in xxxxxx x z
x + x x x x 10000 xxxxxxxxxxxxxxxxx xxx
stock + bonds x 9 xxxxx in saving
x x y x 9z , x x y x xx x 0 ---------------------- xxx
xxxxx x 5 xxxxx xxxxx x x = 5y x x x xx + xxx = 0 xxxxxxxxxxxxxx (3)
x x x x x = 10000 ----------------- xxx
x x y - 9z x x xxxxxxxxxxxxxxxxxxxxx xxx
x - xx x 0.z = x xxxxxxxxxxxxxxxxxxx (3)
xxxxx xxx x (2) x x x 9z =
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