Question

What is the value of P in the equation 3p + 1 =28

Answer 1

Answer:

$3p + 1 = 28 \\ 3p = 28 - 1 \\ 3p = 27 \\ p = \frac{27}{3} \\ p = 9$

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Answer 2

First step, we subtract 1 from both sides.
3p+1-1=28-1
3p=27
The second step, is we divide both sides by 3.
3p/3 = 27/3
p=9.
-Isabella