Solve for x
x=1
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12x=12
Combine 3x and 9x to get 12x.
x=\frac{12}{12}
Divide both sides by 12.
x=1
Divide 12 by 12 to get 1.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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