WBCS.LIVE practice question

যদি xy + 7y = 84 এবং x + 7 = 3 হয়, তবে y -এর মান কত ?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. - 4
  2. 4.9
  3. 8.4
  4. 28

Correct answer and explanation

Correct answer: 28

Explanation: সঠিক উত্তর Option D. 28