Solve for x
x=7
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x+19-2x=12
Subtract 2x from both sides.
-x+19=12
Combine x and -2x to get -x.
-x=12-19
Subtract 19 from both sides.
-x=-7
Subtract 19 from 12 to get -7.
x=7
Multiply both sides by -1.
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