Solve for x
x=\frac{1}{2}=0.5
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2x=\frac{8}{9}+\frac{1}{9}
Add \frac{1}{9} to both sides.
2x=\frac{8+1}{9}
Since \frac{8}{9} and \frac{1}{9} have the same denominator, add them by adding their numerators.
2x=\frac{9}{9}
Add 8 and 1 to get 9.
2x=1
Divide 9 by 9 to get 1.
x=\frac{1}{2}
Divide both sides by 2.
Examples
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Linear equation
y = 3x + 4
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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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