Question

Solve the equation P=s+t+r for s.

Answer 1

Answer:

$\huge\boxed{\boxed{s=P-t-r}}$

Step-by-step explanation:

$P=s+t+r\qquad|\text{subtract}\ t\ \text{and}\ r\ \text{from both sides}\\\\P-t-r=s+t+r-t-r\\\\P-t-r=s\Rightarrow\boxed{s=P-t-r}$