Question

Solve the following equation:
$28=4+3(t+5)$ $\left[1\text{Mark}\right]$

Answer 1

$28=4+3(t+5)\Rightarrow 28-4=3(t+5)$
$\Rightarrow 24=3(t+5)\Rightarrow \frac{24}{3}=t+5\Rightarrow 8=t+5\Rightarrow 8-5=t\Rightarrow 3=t\Rightarrow t=3$