Solve for x
x=1.6
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5x=16-8
Multiply both sides of the equation by 20, the least common multiple of 4,5.
5x=8
Subtract 8 from 16 to get 8.
x=\frac{8}{5}
Divide both sides by 5.
Examples
Quadratic equation
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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
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Limits
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