Solve for x
x=-4
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-4x-9=-1+8
Combine 2x and -6x to get -4x.
-4x-9=7
Add -1 and 8 to get 7.
-4x=7+9
Add 9 to both sides.
-4x=16
Add 7 and 9 to get 16.
x=\frac{16}{-4}
Divide both sides by -4.
x=-4
Divide 16 by -4 to get -4.
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