Evaluate
\frac{19x}{458}
Expand
\frac{19x}{458}
Graph
Quiz
Polynomial
5 problems similar to:
\frac { 7 x - \frac { 2 x } { 3 } } { 154 - \frac { 4 } { 3 } }
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\frac{\frac{3\times 7x}{3}-\frac{2x}{3}}{154-\frac{4}{3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 7x times \frac{3}{3}.
\frac{\frac{3\times 7x-2x}{3}}{154-\frac{4}{3}}
Since \frac{3\times 7x}{3} and \frac{2x}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{21x-2x}{3}}{154-\frac{4}{3}}
Do the multiplications in 3\times 7x-2x.
\frac{\frac{19x}{3}}{154-\frac{4}{3}}
Combine like terms in 21x-2x.
\frac{\frac{19x}{3}}{\frac{462}{3}-\frac{4}{3}}
Convert 154 to fraction \frac{462}{3}.
\frac{\frac{19x}{3}}{\frac{462-4}{3}}
Since \frac{462}{3} and \frac{4}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{19x}{3}}{\frac{458}{3}}
Subtract 4 from 462 to get 458.
\frac{19x\times 3}{3\times 458}
Divide \frac{19x}{3} by \frac{458}{3} by multiplying \frac{19x}{3} by the reciprocal of \frac{458}{3}.
\frac{19x}{458}
Cancel out 3 in both numerator and denominator.
\frac{\frac{3\times 7x}{3}-\frac{2x}{3}}{154-\frac{4}{3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 7x times \frac{3}{3}.
\frac{\frac{3\times 7x-2x}{3}}{154-\frac{4}{3}}
Since \frac{3\times 7x}{3} and \frac{2x}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{21x-2x}{3}}{154-\frac{4}{3}}
Do the multiplications in 3\times 7x-2x.
\frac{\frac{19x}{3}}{154-\frac{4}{3}}
Combine like terms in 21x-2x.
\frac{\frac{19x}{3}}{\frac{462}{3}-\frac{4}{3}}
Convert 154 to fraction \frac{462}{3}.
\frac{\frac{19x}{3}}{\frac{462-4}{3}}
Since \frac{462}{3} and \frac{4}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{19x}{3}}{\frac{458}{3}}
Subtract 4 from 462 to get 458.
\frac{19x\times 3}{3\times 458}
Divide \frac{19x}{3} by \frac{458}{3} by multiplying \frac{19x}{3} by the reciprocal of \frac{458}{3}.
\frac{19x}{458}
Cancel out 3 in both numerator and denominator.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}