6 x 3 - 6 x 2
can also be written as
(6 x 3) - (6 x 2)
where the multiplication is done first. Then you get
18-12
and that equals
6
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2x=6 /2=/2 x=3
"factors"
-x2 = x - 6 x2 + x - 6 = 0 (x - 2)(x + 3) = 0 x ∈ {-3, 2}
If: |x|-3-6 = 2 Then: |x| = 2+3+6 = 11 If x > 0, then x = 11 If x < 0, then x = -11
x2 - x - 6 = (x - 3)(x + 2) = 0; whence, x = 3 or -2.