Respuesta :

Space

Answer:

p = 2

Step-by-step explanation:

Step 1: Write equation

2p + 7 = p + 9

Step 2: Subtract p on both sides

p + 7 = 9

Step 3: Subtract 7 on both sides

p = 2

Answer:

p=2

Step-by-step explanation:

p+7=9

9-7=2

so p=2