The sum of two numbers is 25. one of the numbers is fifteen less than the other. find the numbers.

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Simplify the following expression 48^1/2