If a and b are positive integers and their product is 3 times their sum, what is the value of 1 a + 1 b ?

Thomas hiked 6 miles on monday 10 miles on tuesday and 8 miles on wednesday. what is the mean value closesst to the mean number of miles over the tree day period?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm