Solve for x
x = \frac{221276}{181} = 1222\frac{94}{181} \approx 1222.519337017
Graph
Share
Copied to clipboard
\frac{2140}{905}=\frac{x}{517}
Divide both sides by 905.
\frac{428}{181}=\frac{x}{517}
Reduce the fraction \frac{2140}{905} to lowest terms by extracting and canceling out 5.
\frac{428}{181}\times 517=x
Multiply both sides by 517.
\frac{428\times 517}{181}=x
Express \frac{428}{181}\times 517 as a single fraction.
\frac{221276}{181}=x
Multiply 428 and 517 to get 221276.
x=\frac{221276}{181}
Swap sides so that all variable terms are on the left hand side.
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}