Respuesta :

4.
a+5=-5a+5

Subtract 5 from both sides
a=-5a

Subtract a from both sides
0=-6a

Divide both sidesby -6
0=a

Final answer: a=0

6.
p-1=5p+3

Add 1 to both sides
p=5p+4

Subtract 5p from both sides
-4p=4

Divide both sides by -4
p=-1

Final answer: p=-1