Question

are these correct if not then whats the right answer?
1.3(5n+4)-4n=78>>>n=23 >>>yes or no
2.5+6(1-4x)= -109>>n=45>>yes or no
3.-3(6A-2)=114>>>A=16>>yes or no
4. 4(4k-2)-1= -89>>k=10>>yes or no

Answer 1

1. no

Answer 2

2.no
I think you should post each question separately so you can get some help, you seem to need someone to show you the process