Karen Campe · Jan 26

Since there's only 1 equation with 2 variables, there are multiple (x, y) solutions. Q is asking which pair of coordinates gives smallest *positive* answer when subtracted... You've found the solution when x = y, so y – x = 0

jjnevis 🦋 · Jan 26

So here's the information I was missing: "An integral solution in mathematics refers to a solution to an equation where all unknown variables are integers (...,-2,-1,0,1,2,...), rather than fractions, decimals, or other real numbers."