Try another version of this question Nathan and Max are roommates. Together they have eighty-four books. If Nathan has 21 books, how many does Max have? Write an algebraic equation that represents the situation, use `x` for your variable.
Max has books. Box 1: Enter your answer as an equation. Example: y=3x^2+1, 2+x+y=3
Box 2: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Be sure your variables match those in the question `x+21 = 84`
Enter DNE for Does Not Exist, oo for Infinity 63