Which would the phrase "the difference between a number and 5" look like as a variable expression?

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.

What is the solution to this system of linear equations? x + y = 4 x - y = 6 (4,6) (6,4) (5, -1) (-1,5)