x=40 \% \times \frac{ 3 }{ 4 } \times x+570
Solve for x
x = \frac{5700}{7} = 814\frac{2}{7} \approx 814.285714286
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x=\frac{2}{5}\times \frac{3}{4}x+570
Reduce the fraction \frac{40}{100} to lowest terms by extracting and canceling out 20.
x=\frac{2\times 3}{5\times 4}x+570
Multiply \frac{2}{5} times \frac{3}{4} by multiplying numerator times numerator and denominator times denominator.
x=\frac{6}{20}x+570
Do the multiplications in the fraction \frac{2\times 3}{5\times 4}.
x=\frac{3}{10}x+570
Reduce the fraction \frac{6}{20} to lowest terms by extracting and canceling out 2.
x-\frac{3}{10}x=570
Subtract \frac{3}{10}x from both sides.
\frac{7}{10}x=570
Combine x and -\frac{3}{10}x to get \frac{7}{10}x.
x=570\times \frac{10}{7}
Multiply both sides by \frac{10}{7}, the reciprocal of \frac{7}{10}.
x=\frac{570\times 10}{7}
Express 570\times \frac{10}{7} as a single fraction.
x=\frac{5700}{7}
Multiply 570 and 10 to get 5700.
Examples
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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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