Answer :

-8a/8 = 22

8 divided by 22 is 2.75

a = -2.75
luana
[tex]-8a-1=-23 \ \ \ \ \ |add\ 1\\\\ -8a=-22\ \ \ \ \ divide\ by\ -8\\\\ a=\frac{22}{8}=2\frac{3}{4}\\\\ Solution\ is\ a=2\frac{3}{4}. [/tex]