Solve for x
x=\frac{3}{7}\approx 0.428571429
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7x=3
Combine 5x and 2x to get 7x.
x=\frac{3}{7}
Divide both sides by 7.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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