Evaluate
-20.58
Factor
-20.58
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-0.76+0.55-2.34-18.03
The opposite of -0.55 is 0.55.
-0.21-2.34-18.03
Add -0.76 and 0.55 to get -0.21.
-2.55-18.03
Subtract 2.34 from -0.21 to get -2.55.
-20.58
Subtract 18.03 from -2.55 to get -20.58.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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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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