Solve for x
x=35.77
Graph
Share
Copied to clipboard
\frac{365}{400}=\frac{x}{39.2}
Expand \frac{36.5}{40} by multiplying both numerator and the denominator by 10.
\frac{73}{80}=\frac{x}{39.2}
Reduce the fraction \frac{365}{400} to lowest terms by extracting and canceling out 5.
\frac{x}{39.2}=\frac{73}{80}
Swap sides so that all variable terms are on the left hand side.
x=\frac{73}{80}\times 39.2
Multiply both sides by 39.2.
x=\frac{73}{80}\times \frac{196}{5}
Convert decimal number 39.2 to fraction \frac{392}{10}. Reduce the fraction \frac{392}{10} to lowest terms by extracting and canceling out 2.
x=\frac{73\times 196}{80\times 5}
Multiply \frac{73}{80} times \frac{196}{5} by multiplying numerator times numerator and denominator times denominator.
x=\frac{14308}{400}
Do the multiplications in the fraction \frac{73\times 196}{80\times 5}.
x=\frac{3577}{100}
Reduce the fraction \frac{14308}{400} to lowest terms by extracting and canceling out 4.
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}