Solve for x
x = \frac{14}{5} = 2\frac{4}{5} = 2.8
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x-2=\frac{144}{180}
Divide both sides by 180.
x-2=\frac{4}{5}
Reduce the fraction \frac{144}{180} to lowest terms by extracting and canceling out 36.
x=\frac{4}{5}+2
Add 2 to both sides.
x=\frac{4}{5}+\frac{10}{5}
Convert 2 to fraction \frac{10}{5}.
x=\frac{4+10}{5}
Since \frac{4}{5} and \frac{10}{5} have the same denominator, add them by adding their numerators.
x=\frac{14}{5}
Add 4 and 10 to get 14.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}