Solve for x
x=11
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x+10=21
Swap sides so that all variable terms are on the left hand side.
x=21-10
Subtract 10 from both sides.
x=11
Subtract 10 from 21 to get 11.
Examples
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Linear equation
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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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