Evaluate
\frac{11x}{4}+\frac{3}{7}
Factor
\frac{77x+12}{28}
Graph
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3x-\frac{2}{4\times 2}x+\frac{3}{7}
Express \frac{\frac{2}{4}}{2} as a single fraction.
3x-\frac{2}{8}x+\frac{3}{7}
Multiply 4 and 2 to get 8.
3x-\frac{1}{4}x+\frac{3}{7}
Reduce the fraction \frac{2}{8} to lowest terms by extracting and canceling out 2.
\frac{11}{4}x+\frac{3}{7}
Combine 3x and -\frac{1}{4}x to get \frac{11}{4}x.
\frac{84x-7x+12}{28}
Factor out \frac{1}{28}.
77x+12
Consider 84x-7x+12. Multiply and combine like terms.
\frac{77x+12}{28}
Rewrite the complete factored expression.
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}