WAEC Mathematics 2012 Question 34

Question 34

Algebraic Expressions

Express 3 − ((x − y)/y) as a single fraction.

  1. A.3xy/y
  2. B.(x − 4y)/y
  3. C.(4y + x)/y
  4. D.(4y − x)/y
Show the answer and explanation

Answer: D ((4y − x)/y)

Explanation

(3y − (x − y))/y = (3y − x + y)/y = (4y − x)/y.