Subtract 6 ounces from 3 pounds

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?