Math, asked by gireesha30, 6 months ago

The value of the expression 7n+5 at n=3


Please answer it fast​

Answers

Answered by soupano085123
1

Answer:

Hence the correct answer is 3m−4n−3mn−3.

Step-by-step explanation:

(5m−7n)+(3n−4m+2)+(2m−3mn−5)

=5m−7n+3n−4m+2+2m−3mn−5

=3m−4n−3mn−3

Hence the correct answer is 3m−4n−3mn−3.

Answered by SHUBHRAJEET
0

Answer:

26 is answer

Step-by-step explanation:

7n+5

n=3

so(7*3)+5

21+5=26

Similar questions