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\frac{3-\left(1+3x\right)}{2-3x}
Since \frac{3}{2-3x} and \frac{1+3x}{2-3x} have the same denominator, subtract them by subtracting their numerators.
\frac{3-1-3x}{2-3x}
Do the multiplications in 3-\left(1+3x\right).
\frac{2-3x}{2-3x}
Combine like terms in 3-1-3x.
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Cancel out -3x+2 in both numerator and denominator.
Examples
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y = 3x + 4
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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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