Lời Giải
Lời Giải
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Represent the number with
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i thought of a number . 4 times the number increased by 30 equals 70 decreased by the number. What was the numberA die is tossed 3 times. What is the probability of no fives turning up? deciamlSix less than thrice a number gives 9 . What is the number?seven more than twice a number is equal to four times the same numberTravis is 17 years older than his sister Kate. In 11 years, he will be twice as old as Kate. How old is each of them now?