Evaluate
-140
Factor
-140
Quiz
Arithmetic
5 problems similar to:
( - 13 ) - ( - 19 ) + ( + 18 ) - ( + 23 ) + ( + 9 ) - ( + 150 )
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-13+19+18-23+9-150
The opposite of -19 is 19.
6+18-23+9-150
Add -13 and 19 to get 6.
24-23+9-150
Add 6 and 18 to get 24.
1+9-150
Subtract 23 from 24 to get 1.
10-150
Add 1 and 9 to get 10.
-140
Subtract 150 from 10 to get -140.
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}