If | a + 5 | + | B-7 | + | a + B + C | = 0, find the value of (A-3) (2-B) (C-9) | Math enthusiast | Mathematical art

If | a + 5 | + | B-7 | + | a + B + C | = 0, find the value of (A-3) (2-B) (C-9)

a=-5
b=7
c=-2
-8×（-5）×（-11）=-143
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