Question

Solve the following equation:
i) $4=5(p-2)$
ii) $4+5(p-1)=34$

Answer 1

(1)

$4=5(p-2)$

$4=5p-10$

$4+10=5p$

$14=5p$

$\Rightarrow p=\frac{14}{5}$

(2)

$4+5(p-1)=34$

$4+5p-5=34$

$5p-1=34$

$5p=34+1$

$5p=35$

$p=\frac{35}{5}$

$p=7$