Solve for x
x = \frac{4}{3} = 1\frac{1}{3} \approx 1.333333333
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1+3x=5
Swap sides so that all variable terms are on the left hand side.
3x=5-1
Subtract 1 from both sides.
3x=4
Subtract 1 from 5 to get 4.
x=\frac{4}{3}
Divide both sides by 3.
Examples
Quadratic equation
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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