Respuesta :
If you would like to solve p = r - c for c, you can do this using the following steps:
p = r - c /+c
p + c = r - c + c
p + c = r /-p
p + c - p = r - p
c = r - p
The correct result would be c = r - p.
p = r - c /+c
p + c = r - c + c
p + c = r /-p
p + c - p = r - p
c = r - p
The correct result would be c = r - p.
p=r-c
Subtract by r on both sides.
p-r=-c
Divide by negative one on both sides.
(p-r)/(-1)=c
(-1)(p-r)=c
c=-p+r
c=r-p
[tex]{\boxed{\sf c=-p+r}[/tex]
[tex]{\boxed{\sf c=r-p}[/tex]
Subtract by r on both sides.
p-r=-c
Divide by negative one on both sides.
(p-r)/(-1)=c
(-1)(p-r)=c
c=-p+r
c=r-p
[tex]{\boxed{\sf c=-p+r}[/tex]
[tex]{\boxed{\sf c=r-p}[/tex]