Question

evaluate the expression for $p = 19$.
$p - 7 = \square$
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work it out
not feeling ready yet? these can help:
add, subtract, multiply, and divide integers
write variable expressions: two or more operations
lesson: evaluating expressions

Explanation:

Step1: Substitute p with 19

$p - 7 = 19 - 7$

Step2: Calculate the difference

$19 - 7 = 12$

Answer:

12