Lời Giải
Lời Giải
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Given:
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The sum of two numbers is zero. One number is nine less than the other. Find the numbers.Xin is going to invest in an account paying an interest rate of 5.8% compounded annually. How much would Xin need to invest, to the nearest hundred dollars, for the value of the account to reach 2,290 in 16 years?One number exceeds another by 11. The sum of the two numbers is 5. What are the numbers?Five times the hiệu of twice a number and 6 is-20A positive integer is twice another. The hiệu of the reciprocals of the two positive integers is 1/24 . Find the two integers