Solve for x
x = \frac{4710}{7} = 672\frac{6}{7} \approx 672.857142857
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0.6\left(x+700-\frac{x}{2}+85\right)=x
Multiply both sides of the equation by 2.
0.6\left(\frac{1}{2}x+700+85\right)=x
Combine x and -\frac{x}{2} to get \frac{1}{2}x.
0.6\left(\frac{1}{2}x+785\right)=x
Add 700 and 85 to get 785.
0.6\times \frac{1}{2}x+471=x
Use the distributive property to multiply 0.6 by \frac{1}{2}x+785.
\frac{3}{5}\times \frac{1}{2}x+471=x
Convert decimal number 0.6 to fraction \frac{6}{10}. Reduce the fraction \frac{6}{10} to lowest terms by extracting and canceling out 2.
\frac{3\times 1}{5\times 2}x+471=x
Multiply \frac{3}{5} times \frac{1}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{3}{10}x+471=x
Do the multiplications in the fraction \frac{3\times 1}{5\times 2}.
\frac{3}{10}x+471-x=0
Subtract x from both sides.
-\frac{7}{10}x+471=0
Combine \frac{3}{10}x and -x to get -\frac{7}{10}x.
-\frac{7}{10}x=-471
Subtract 471 from both sides. Anything subtracted from zero gives its negation.
x=-471\left(-\frac{10}{7}\right)
Multiply both sides by -\frac{10}{7}, the reciprocal of -\frac{7}{10}.
x=\frac{-471\left(-10\right)}{7}
Express -471\left(-\frac{10}{7}\right) as a single fraction.
x=\frac{4710}{7}
Multiply -471 and -10 to get 4710.
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Linear equation
y = 3x + 4
Arithmetic
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Matrix
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}