Solve for x
x=6
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x=2\left(1\times 2+1\right)
Multiply both sides of the equation by 4, the least common multiple of 4,2.
x=2\left(2+1\right)
Multiply 1 and 2 to get 2.
x=2\times 3
Add 2 and 1 to get 3.
x=6
Multiply 2 and 3 to get 6.
Examples
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y = 3x + 4
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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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