Evaluate
-65
Factor
-65
Share
Copied to clipboard
-38+25-35-54-27-\left(-42\right)-\left(-22\right)
The opposite of -25 is 25.
-13-35-54-27-\left(-42\right)-\left(-22\right)
Add -38 and 25 to get -13.
-48-54-27-\left(-42\right)-\left(-22\right)
Subtract 35 from -13 to get -48.
-102-27-\left(-42\right)-\left(-22\right)
Subtract 54 from -48 to get -102.
-129-\left(-42\right)-\left(-22\right)
Subtract 27 from -102 to get -129.
-129+42-\left(-22\right)
The opposite of -42 is 42.
-87-\left(-22\right)
Add -129 and 42 to get -87.
-87+22
The opposite of -22 is 22.
-65
Add -87 and 22 to get -65.
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}