Answer:
a = -29
Step-by-step explanation:
[tex]12=\frac{a+5}{-2} \\\\-24=a+5\\a=-24-5\\a=-29[/tex]
1st step is to multiply -2 on both sides
12× -2 = a+5
-24 = a +5
a = 24+ 5
= 29
