Evaluate
\frac{\left(x-3\right)\left(6x+7\right)}{\left(5x-18\right)\left(x+1\right)}
Expand
\frac{6x^{2}-11x-21}{\left(5x-18\right)\left(x+1\right)}
Graph
Quiz
Polynomial
5 problems similar to:
\frac { 6 + \frac { 1 } { x + 1 } } { 5 - \frac { 3 } { x - 3 } }
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\frac{\frac{6\left(x+1\right)}{x+1}+\frac{1}{x+1}}{5-\frac{3}{x-3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 6 times \frac{x+1}{x+1}.
\frac{\frac{6\left(x+1\right)+1}{x+1}}{5-\frac{3}{x-3}}
Since \frac{6\left(x+1\right)}{x+1} and \frac{1}{x+1} have the same denominator, add them by adding their numerators.
\frac{\frac{6x+6+1}{x+1}}{5-\frac{3}{x-3}}
Do the multiplications in 6\left(x+1\right)+1.
\frac{\frac{6x+7}{x+1}}{5-\frac{3}{x-3}}
Combine like terms in 6x+6+1.
\frac{\frac{6x+7}{x+1}}{\frac{5\left(x-3\right)}{x-3}-\frac{3}{x-3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 5 times \frac{x-3}{x-3}.
\frac{\frac{6x+7}{x+1}}{\frac{5\left(x-3\right)-3}{x-3}}
Since \frac{5\left(x-3\right)}{x-3} and \frac{3}{x-3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{6x+7}{x+1}}{\frac{5x-15-3}{x-3}}
Do the multiplications in 5\left(x-3\right)-3.
\frac{\frac{6x+7}{x+1}}{\frac{5x-18}{x-3}}
Combine like terms in 5x-15-3.
\frac{\left(6x+7\right)\left(x-3\right)}{\left(x+1\right)\left(5x-18\right)}
Divide \frac{6x+7}{x+1} by \frac{5x-18}{x-3} by multiplying \frac{6x+7}{x+1} by the reciprocal of \frac{5x-18}{x-3}.
\frac{6x^{2}-18x+7x-21}{\left(x+1\right)\left(5x-18\right)}
Apply the distributive property by multiplying each term of 6x+7 by each term of x-3.
\frac{6x^{2}-11x-21}{\left(x+1\right)\left(5x-18\right)}
Combine -18x and 7x to get -11x.
\frac{6x^{2}-11x-21}{5x^{2}-18x+5x-18}
Apply the distributive property by multiplying each term of x+1 by each term of 5x-18.
\frac{6x^{2}-11x-21}{5x^{2}-13x-18}
Combine -18x and 5x to get -13x.
\frac{\frac{6\left(x+1\right)}{x+1}+\frac{1}{x+1}}{5-\frac{3}{x-3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 6 times \frac{x+1}{x+1}.
\frac{\frac{6\left(x+1\right)+1}{x+1}}{5-\frac{3}{x-3}}
Since \frac{6\left(x+1\right)}{x+1} and \frac{1}{x+1} have the same denominator, add them by adding their numerators.
\frac{\frac{6x+6+1}{x+1}}{5-\frac{3}{x-3}}
Do the multiplications in 6\left(x+1\right)+1.
\frac{\frac{6x+7}{x+1}}{5-\frac{3}{x-3}}
Combine like terms in 6x+6+1.
\frac{\frac{6x+7}{x+1}}{\frac{5\left(x-3\right)}{x-3}-\frac{3}{x-3}}
To add or subtract expressions, expand them to make their denominators the same. Multiply 5 times \frac{x-3}{x-3}.
\frac{\frac{6x+7}{x+1}}{\frac{5\left(x-3\right)-3}{x-3}}
Since \frac{5\left(x-3\right)}{x-3} and \frac{3}{x-3} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{6x+7}{x+1}}{\frac{5x-15-3}{x-3}}
Do the multiplications in 5\left(x-3\right)-3.
\frac{\frac{6x+7}{x+1}}{\frac{5x-18}{x-3}}
Combine like terms in 5x-15-3.
\frac{\left(6x+7\right)\left(x-3\right)}{\left(x+1\right)\left(5x-18\right)}
Divide \frac{6x+7}{x+1} by \frac{5x-18}{x-3} by multiplying \frac{6x+7}{x+1} by the reciprocal of \frac{5x-18}{x-3}.
\frac{6x^{2}-18x+7x-21}{\left(x+1\right)\left(5x-18\right)}
Apply the distributive property by multiplying each term of 6x+7 by each term of x-3.
\frac{6x^{2}-11x-21}{\left(x+1\right)\left(5x-18\right)}
Combine -18x and 7x to get -11x.
\frac{6x^{2}-11x-21}{5x^{2}-18x+5x-18}
Apply the distributive property by multiplying each term of x+1 by each term of 5x-18.
\frac{6x^{2}-11x-21}{5x^{2}-13x-18}
Combine -18x and 5x to get -13x.
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}