Question

7-3(2n-1) = 4(5-n)-7n​

Answer 1

7-3(2n-1) = 4(5-n)-7n

=> 7-6n+3 = 20-4n-7n

=> 10-6n = 20-11n

=> 11n-6n = 20-10

=> 5n = 10

=> n = 2