Answer: it’s very easy 6x*6n-6x*7+7*6n-7*7 it will come 36xn-42x+42n-49 was it helpfull then, make it as branlist answer please Reply
Answer:
it’s very easy
6x*6n-6x*7+7*6n-7*7
it will come
36xn-42x+42n-49
was it helpfull
then,
make it as branlist answer please