Rewrite each fraction so that it matches the least common denominator: 7a - 36 ба — 36 ба — 36 a - 5 a - 6 ба — 36 Part 1: Find the Least Common Denominator Our two denominators are y - 7 and 7- y. The least common multiple of these two denominators is: Part 2: Convert fractions to the new denominator Rewrite each fraction so that it matches the least common denominator: y + 6 y 7 Y - 6 y 7 Part 3: Perform the subtraction Final answer: 21 y+6 y=7 y=6 7-y 7