Solve for x
x = \frac{12}{5} = 2\frac{2}{5} = 2.4
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3x+2x=12
Add 2x to both sides.
5x=12
Combine 3x and 2x to get 5x.
x=\frac{12}{5}
Divide both sides by 5.
Examples
Quadratic equation
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Linear equation
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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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