0
Anonymous
-3
Adrianna Wiegand ∙
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x + 9 = -12
Subtract ;8; from both sides
x = -21
The answer!!!!!
lenpollock ∙
Subtract 9 from -12 and you get -21
Wiki User
A + 9 = 21 A = 21 - 9 A = 12
-6
9 + t/12 = -3 t/12 = -12 t = -144
12 plus 9 equals 21.
If: x+3+6x+9 = 0 then 7x+12 = 0 So: 7x = -12 and x = -12/7