Respuesta :

p=35

Simplifying
p + -1(5)(-3) = -20

Multiply -1 * 5
p + -5 * -3 = -20

Multiply -5 * -3
p + 15 = -20

Reorder the terms:
15 + p = -20

Solving
15 + p = -20

Solving for variable 'p'.

Answer:

-5

Step-by-step explanation: