Question

Solve the equations:

(7) 13 = 5x – 2

Answer 1

13 = 5x – 2
Adding 2 to both sides, we obtain:
13 + 2 = 5x – 2 + 2
$\Rightarrow$15 = 5x
Dividing both sides by 5, we obtain:
$$\begin{gathered} \frac{15}{5}=\frac{5x}{5} \\ \Rightarrow 3=x \\ \Rightarrow x=3 \end{gathered}$$