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seven less than the product of 4 and a number is equal to 9The sum of two numbers is 64. The larger number is 8 more than the smaller number. What are the numbers?tom is 9 years older than jerry. five years ago, the sum of their ages was 48. how old are they now?Peter's height is 3.5 % more than John's height.:The difference between their heights is 5.6cm :Find Peter's height.In a week 12 hens laid 84 eggs. What is the unitário rate for eggs per hen.