Evaluate
\frac{4}{3}\approx 1.333333333
Factor
\frac{2 ^ {2}}{3} = 1\frac{1}{3} = 1.3333333333333333
Graph
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\frac{\frac{4\left(x+2\right)}{x+2}-\frac{8}{x+2}}{3-\frac{6}{x+2}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 4 times \frac{x+2}{x+2}.
\frac{\frac{4\left(x+2\right)-8}{x+2}}{3-\frac{6}{x+2}}
Since \frac{4\left(x+2\right)}{x+2} and \frac{8}{x+2} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{4x+8-8}{x+2}}{3-\frac{6}{x+2}}
Do the multiplications in 4\left(x+2\right)-8.
\frac{\frac{4x}{x+2}}{3-\frac{6}{x+2}}
Combine like terms in 4x+8-8.
\frac{\frac{4x}{x+2}}{\frac{3\left(x+2\right)}{x+2}-\frac{6}{x+2}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 3 times \frac{x+2}{x+2}.
\frac{\frac{4x}{x+2}}{\frac{3\left(x+2\right)-6}{x+2}}
Since \frac{3\left(x+2\right)}{x+2} and \frac{6}{x+2} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{4x}{x+2}}{\frac{3x+6-6}{x+2}}
Do the multiplications in 3\left(x+2\right)-6.
\frac{\frac{4x}{x+2}}{\frac{3x}{x+2}}
Combine like terms in 3x+6-6.
\frac{4x\left(x+2\right)}{\left(x+2\right)\times 3x}
Divide \frac{4x}{x+2} by \frac{3x}{x+2} by multiplying \frac{4x}{x+2} by the reciprocal of \frac{3x}{x+2}.
\frac{4}{3}
Cancel out x\left(x+2\right) 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}