Answer:
a=5
Step-by-step explanation:
[tex]5a - 2 = 23[/tex]
[tex]5a = 23 + 2[/tex]
[tex]5a = 25[/tex]
[tex] \frac{5a}{5} = \frac{25}{5} [/tex]
[tex]a = \frac{25}{5} [/tex]
[tex]a = 5[/tex]
