Respuesta :

Answer:

p=−8

Step-by-step explanation:

Regroup terms.

p /2 −9=−13

Add 9 to both sides.

p/2  =−13+9

Simplify  -13+9 to −4.

p/2=−4

Multiply both sides by 2.

p=−4×2

Simplify  4×2  to  8

p=−8

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