解
Shaira is 3 years older than Maryl. 4 years ago, the sum of their ages was 12.
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Three times the smaller of two consecutive odd integers is the same as 63 less than 4 times the larger integer. Find the integers.James drove to his brother’s house, which was 225 miles away. It took him 3 hours to get there. What was his 平均 speed per hour?Maryl is 3 years older than Shaira. 10 years ago, the sum of their ages was 40.When six is subtracted from half of a number, the result is-18. What is the original number?the larger of two numbers is nine less than four times the smaller number. if the sum of two numbers is 76, find both numbers