Respuesta :

Answer:

p = 21

Step-by-step explanation:

p - 18 = 3

add 18 to each side

p = 21

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-Chetan K

Answer:

p=21

Step-by-step explanation:

p-18=3

add 18 to both sides:

p-18+18=3+18

simplify:

p=21

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