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\frac{-\frac{8}{14}+\frac{7}{14}}{-\frac{1}{14}}
Least common multiple of 7 and 2 is 14. Convert -\frac{4}{7} and \frac{1}{2} to fractions with denominator 14.
\frac{\frac{-8+7}{14}}{-\frac{1}{14}}
Since -\frac{8}{14} and \frac{7}{14} have the same denominator, add them by adding their numerators.
\frac{-\frac{1}{14}}{-\frac{1}{14}}
Add -8 and 7 to get -1.
1
Divide -\frac{1}{14} by -\frac{1}{14} to get 1.
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y = 3x + 4
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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
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Limits
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