Solve for x
x=13
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-1+x=2+4+6
Subtract 4 from 3 to get -1.
-1+x=6+6
Add 2 and 4 to get 6.
-1+x=12
Add 6 and 6 to get 12.
x=12+1
Add 1 to both sides.
x=13
Add 12 and 1 to get 13.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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