Question

$29 - 20 = 4p + 4$

Explanation:

Step1: Calculate left-hand side

$29 - 20 = 9$

Step2: Rearrange to isolate $4p$

$9 - 4 = 4p$

Step3: Simplify left-hand side

$5 = 4p$

Step4: Solve for $p$

$p = \frac{5}{4}$

Answer:

$p = \frac{5}{4}$ or $p = 1.25$