2x = 3y + 5 হলে 4x - 6y = কত?

2x = 3y + 5 হলে 4x - 6y = কত?

A 10

B 15

C 20

D 12

Solution

Correct Answer: Option A

দেওয়া আছে,
2x = 3y + 5

=> 2x -3y = 5

=> 2(2x - 3y) = 5 x 2

=> 4x - 6y = 10