Evaluate
50
Factor
2\times 5^{2}
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-13+-5-5\left(-2-2\times 2-7\right)-\left(-6+1-3\right)-5
Subtract 1 from 3 to get 2.
-13+-5-5\left(-2-4-7\right)-\left(-6+1-3\right)-5
Multiply 2 and 2 to get 4.
-13+-5-5\left(-6-7\right)-\left(-6+1-3\right)-5
Subtract 4 from -2 to get -6.
-13+-5-5\left(-13\right)-\left(-6+1-3\right)-5
Subtract 7 from -6 to get -13.
-13+-5-\left(-65\right)-\left(-6+1-3\right)-5
Multiply 5 and -13 to get -65.
-13+-5+65-\left(-6+1-3\right)-5
The opposite of -65 is 65.
-13+60-\left(-6+1-3\right)-5
Add -5 and 65 to get 60.
-13+60-\left(-5-3\right)-5
Add -6 and 1 to get -5.
-13+60-\left(-8\right)-5
Subtract 3 from -5 to get -8.
-13+60+8-5
The opposite of -8 is 8.
-13+68-5
Add 60 and 8 to get 68.
55-5
Add -13 and 68 to get 55.
50
Subtract 5 from 55 to get 50.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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
\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}