Solve for x
x=5
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-6-3x=\frac{126}{-6}
Divide both sides by -6.
-6-3x=-21
Divide 126 by -6 to get -21.
-3x=-21+6
Add 6 to both sides.
-3x=-15
Add -21 and 6 to get -15.
x=\frac{-15}{-3}
Divide both sides by -3.
x=5
Divide -15 by -3 to get 5.
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