Solve for x
x = \frac{81}{25} = 3\frac{6}{25} = 3.24
Assign x
x≔\frac{81}{25}
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x=9\times \frac{9}{25}
Divide 9 by \frac{25}{9} by multiplying 9 by the reciprocal of \frac{25}{9}.
x=\frac{9\times 9}{25}
Express 9\times \frac{9}{25} as a single fraction.
x=\frac{81}{25}
Multiply 9 and 9 to get 81.
Examples
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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