(-8 - 3k) / 2 = 11
Multiply both sides of the equation by 2
[ (-8-3k)/2] *2 = 11 *2
-8 - 3k = 22
Add 8 to both sides
-8 + 8 - 3k = 22 + 8
-3k = 30
Divide both sides by -3
-3k/-3 = 30/-3
k = -10
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