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解
解答ステップ
Translate the problem into an equation:
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人気の例
the sum of the ages of a wood plaque and a bronze plaque is 20 years. four years ago, the bronze plaque was one half the age of the wood plaque. Find the present age of each plaqueKira has 500 in an account that earns 15% interest compounded annually.To the nearest cent, how much interest will she earn in 3 yearseight times a number is-96. Find the numberMary's age is 5 times Jose's age. The sum of their ages is 18 . How old is each?Damien is 5 years older than Candela. In 4 years the sum of their ages will be 79. How old is Damien now?