Question

Helloooo any help :( ?

Answer 1

Answer:

$\frac12p+2 = 3\frac12$

Step-by-step explanation:

The time he spends is the sum of the mandatory 2 hours and p times the half hour per puzzle. It has to end up to 3 1/2, so that's how you get the equation.

Of course, you can solve it as

$p = \frac{1\frac12}{\frac12} = 3$

Answer 2

Answer:

1/2p+2=3 1/2

Step-by-step explanation: