Solve for x
x=8
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6-x=\frac{-8}{4}
Divide both sides by 4.
6-x=-2
Divide -8 by 4 to get -2.
-x=-2-6
Subtract 6 from both sides.
-x=-8
Subtract 6 from -2 to get -8.
x=8
Multiply both sides by -1.
Examples
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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.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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